Close the knife completely and ensure it has locked closed. Checking reviews is invariably a best-practice for almost anything you are buying, but it is especially important when trying to avoid getting a fake product. The 3551 still has all of the original features of the 3550 as well: Anodized aluminum handle, 154CM spear point blade, safety on the spine and a very comfortable grip as well. Strona gwna 154CM is an American-made premium grade . This method of identifying fake Benchmade knives is excellent because it works in-person as well as online. The ergonomics of this handle also create a comfortable grip. The Benchmade 3300 Infidel is one of the best-known OTF's on the planet, and arguably one of the best regarded. Benchmade improved the internals of the knife and added a larger push button for easier deployment. Designer: Pardue Mechanism: Push Button Automatic Action: Automatic-opening Blade Length: 2.99 (7.59cm) Black Blade, partially serrated edge. If the Price is Too Good to be True, It Probably is. Benchmade produces a diverse selection of auto, or switchblade knives, along with a range of hunting, fishing, utility, and miscellaneous knives, however balisongs remain a core product. Aluminum is also prone to scratches and dings. Buyer's responsibility to determine legality to own/carry. The handle on this Benchmade knife is made out of 6061-T6 aluminum. It supports up to 64GB versus 32GB of system memory on the Dell Precision 3550. $21600 $240 00. In its pure form, aluminum displays too much softness to make it a viable choice for parts such as knife handles that see use in a wide range of ruggedly demanding scenarios. PM or email questions. DoesNOTengage in the sale of knives to the following states:**, Fixed Blade & Daggers:Washington D.C., California, Connecticut, Delaware, Illinois, Massachusetts, Kansas, Missouri, New Jersey, New York, North Carolina, Tennessee, Alaska, Hawaii, Folding:Washington D.C., California, Massachusetts, New York, Alaska, Hawaii, Spring-Assisted, Switchblades, Butterfly, & OTF:Washington D.C., California, Delaware, Hawaii, Illinois, Louisiana, Massachusetts, Maine, Missouri, New Jersey, New York, Nevada, Pennsylvania, Alaska. Product Identifiers. For the best experience on our site, be sure to turn on Javascript in your browser. We Are Hiring! write a rational function with the given asymptotes calculator. CLOSING: Disengage safety by moving it from front to rear. Customize this Pardue designed spear-point blade with push-button automatic mechanism. eBay Product ID (ePID) 1837327877. A push cut is where you push the blade into the material or object that you are cutting, and then push to continue the process. The blade on this knife measures in at 2.99 inches long, with a handle that measures in at 4.11 inches long. MPN. This tip is great if you have already purchased the knife or are buying from a physical store, but it can also work if you are getting it online. By proceeding with a transaction to purchase any restricted item, the Customer certifies that (1) the Customer has reviewed all United States federal, state, and/or local laws and regulations related to the use, possession, purchase and/or ownership of the restricted item(s); (2) the Customer is legally permitted to use, possess, purchase and/or own the restricted item(s); (3) the Customer does not intend to transfer the item(s) contrary to United States federal, state, and/or local laws and regulations; (4) the item(s) will be used for lawful purposes only, and the Customer is not associated with any criminal group or criminal enterprise; (5) the Customer is at least 18 years of age, or of the appropriate legal age for an item according to applicable federal, state, and/or local laws and regulations; and (6) the Customer has read and understands the, Blade Finish: Finish Satin Blade Steel: 154CM (58-61) Handle Material: Black Anodized Aluminum(Black). Release the firing button while applying pressure to the spine of the knife blade. By this time, the company had invested many innovative decades in the creation of alloys for use in the manufacture of tools and automobiles. ). Ironically, this desirable finish actually constitutes a controlled form of naturally occurring oxidation, the chemical process that underlies the corrosion that all knife owners try to keep from encroaching on their blades. The plain edge is going to equip you to take on tasks that require push cuts. Blade Hardness: 58-61. Made in USA. Its products are geared toward many niche markets, such as outdoor sporting cutlery, rescue, law-enforcement, martial-arts, and military. About this product. We are really passionate about knives, survival, preparedness, and anything to do with the outdoors, so you are in the right place if you love these things as well. And you can choose between a straight edge or combination edge. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'knifemanual_com-banner-1','ezslot_3',107,'0','0'])};__ez_fad_position('div-gpt-ad-knifemanual_com-banner-1-0');Some of the tips and tricks for spotting fakes work before you purchase the knife, and some are only applicable if you are buying from a physical store or have already acquired the knife. While perhaps not quite up the level of a Microtech, their unique designs provide a good alternative to many of the higher end brands for a bit lower cost. If you are interested in some genuinely authentic Benchmade knives, check out some of my favorite ones, which I have linked down below. Benchmade Knives: 3550SBK Pardue Auto - Serrated Black Blade Benchmade Knives: 3550SBK Pardue Auto - Serrated Black Blade Benchmade Knife Company MSRP: $215.00 Our Price: $182.75 or 4 interest-free payments of $45.69 with (You save $32.25 ) Write a Review SKU: DBM3550SBK Out of stock Add to Wish List Description This is a lighter knife, making it perfect to have with you at all timesweighing in at 2.7 ounces. The last class is the Gold Class, also known as the Collector class. A push-button opens this blade lightning fast and you never have to worry about it misfiring on you because of the sliding safety. We specialize in assisted opening, fixed, and automatic blades from some of the best blade manufacturers in the world. The original 3550 Pardue auto gets a new name and the upgraded Benchmade automatic package with increased reliability and improved access to an enlarged button. Made in USA. The original 3550 Pardue auto knife gets a new name and the upgraded Benchmade automatic package in the 3551. Specifications: Designer: Pardue Mechanism: Push Button Automatic Action: Automatic-opening Blade Length: 2.99" (7.59cm) Blade Thickness: 0.088" (2.235mm) Benchmade has discontinued the 3550 series and replaced itwith the 3551 series, which features a number of improvements including a stronger lock, multiposition pocket clip and skeletonized design: OPENING: Disengage safety by moving it from front to rear. Interested in owning your own Benchmade Stimulus knife? SKU: 3551 Categories: All Products, Deals Of The Day, Everyday Knives, Manual-Opening Knives Tag: outdoor knives. It favors the right-handed user in the placement of its automatic controls. You will receive an email every Friday morning featuring the latest chatter from the hottest topics, breaking news surrounding legislation, as well as exclusive deals only available to ARFCOM email subscribers. Made with pride here in the USA. Designer: Pardue Key Differences Dell has released the Precision 3550, a 15.6-inch machine, in 2020. At 1.05 percent carbon, 154 CM qualifies as a high-carbon steel. Shoot Straight makes its best effort to ensure that it remains current on all laws and regulations as applicable. This process also makes the handle harder, less prone to scratches, and adds a sleek black color to the handle. BladeOps, LLC retails blades from many different manufacturers, such as Benchmade, Boker, Buck, CRKT, Kershaw, Gerber, MicroTech, ProTech, Smith & Wesson, and many more. 154CM has good toughness that can stand up to the majority of tasks. If you have a potentially phony Benchmade knife, check it for inferior materials and quality or watch videos comparing fake and real ones. Just scrutinize the photos of the knife if it is online, and do your best to spot the differences between a fake and a genuine Benchmade knife. The best-selling original Benchmade 3550 Mel Pardue automatic knife was slightly modified in 2016producing the new and improved Benchmade Stimulus auto knife. Handle thickness also decreases by one one-hundredth of an inch on the Benchmade 3551 Stimulus to 0.46 inches. The satin finish does help to slightly reduce corrosion on this blade, but that characteristic is not a noteworthy one of the satin blade finish. Pagan vs Infidel UPDATE Went with an Auto Rift instead, http://www.ar15.com/forums/t_1_5/1730810_Microtech_Knives_customer_service___What_am_I_in_for_.html, https://www.finercutlery.com/imagefile/DSC09118.JPG. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. This Benchmade black class family has a variety of options to choose from. Barstool Sports is a digital media company that produces content focused on sports and pop-culture. Blade Steel: 154CM (58-61 HRC) Benchmade 3551: Small, light and with very flat profile and fast action, this is an automatic with a lot of class. It comes in two sizes: the full fat 3300 Infidel with its 3.95" blade and 8.95" overall length, and the newer Infidel Mini with a 3.10" blade and a 7.10" overall length. MSRP: $240.00 . Take care to make sure fingers and other objects are not in the path of the closing blade. When a seller is on the authorized seller list, it just means that Benchmade recognizes and authorizes them to sell their knives. The Benchmade 3551 Stimulus features the lifetime LifeSharp warranty coverage that accompanies all Benchmade products. Subtle changes in design dimensions put the 3551 Stimulus at 2.71 ounces, down from 2.8 ounces on the 3550. Its products are geared toward many niche markets, such as outdoor sporting cutlery, rescue, law-enforcement, martial-arts, and military. I like my infidels better than my microtech otf. Welcome to Knife Manual. By using this site, you accept our, Benchmade Pardue Stimulus Automatic Knife (2.99" Satin) 3551, Benchmade Pardue Stimulus Automatic Knife (2.99" Black) 3551BK, Benchmade Mel Pardue 3550 Automatic Knife (2.98" Black Serr) 3550SBK, Benchmade Mel Pardue 3550 Automatic Knife (2.98" Satin) *Collection*, Benchmade Mel Pardue 3550 Automatic Knife (2.98" Black) 3550BK. The original 3550 Pardue gets a new name and the upgraded Benchmade package with increased reliability and improved access to an enlarged button. Benchmade additionally holds an exclusive license on use of the McHenry/Williams AXIS Lock, which is a strong, spring operated locking mechanism that is used in both automatic and manual action models. It all depends on how good the fake is and how good you are at spotting fakes. The spine-mounted sliding plunge lock safety mechanism combines quick, smooth functionality with the security you expect on an automatic knife. The original 3550 Pardue auto gets a new name and the upgraded Benchmade automatic package with increased reliability and improved access to an enlarged button. Based in Oregon, the epicenter of U.S. knife production, Oregon Citys Benchmade ranked second when Knife News conducted a brand-awareness survey of blade enthusiasts in 2015. Pricing and Availability The new Dell Precision 3000 series are available starting today. When this utilitarian knife is opened, it measures in at an overall length of 7.1 inches. The Benchmade 3551 Stimulus also includes a lanyard hole positioned at the end of the handle. UserBenchmark USA-User . link to Sharpening a Benchmade Knife (Is It Worth Using LifeSharp? That is, if the seller is providing real photos of the knife they are selling and not some stock photo or a picture taken from the Benchmade site. It maintains the stylish spear point blade shape and compact 6061-T6 aluminum handle, equipped with safety and reversible right hand carry pocket clip. Fake Benchmade knives are also often cheaper than real ones. Benchmade knives are some of the most well-known and trusted knives on the planet, so when it comes time to sharpen your blade, you want to get it right. 4. These knives have been so identified with the company that Benchmade has registered Bali-Song as a trademark and logo. Skip to the end of the images gallery Skip to the beginning of the images gallery In stock SKU 3551 3 Read reviews Rating: Sign up for our newsletter to receive specials and up to date product news and releases. All Rights Reserved. It has been regarded as an upgraded version of 440C; it is the superior steel because of the added Molybdenum, which is used to achieve superior edge holding when being compared to 440C, while also retaining similar levels of corrosion resistance. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'knifemanual_com-leader-3','ezslot_11',133,'0','0'])};__ez_fad_position('div-gpt-ad-knifemanual_com-leader-3-0');Benchmade knock-off knives arent so good at making their knives out of suitable materials. The Benchmade Stimulus 3551SBK Automatic is an updated version of the popular 3550 Pardue design. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'knifemanual_com-leader-4','ezslot_12',136,'0','0'])};__ez_fad_position('div-gpt-ad-knifemanual_com-leader-4-0'); I'm the founder and primary author at Knife Manual. 2,942. The Black Class aims at professionals, including those who work in law enforcement, public safety, and the military. However, the coating will scratch off eventually, either due to time or hard use. Benchmade has a long tradition of incorporating knife design from noted custom cutlery makers into their production models. There is really no secret where this blade style got its name from. Benchmade has discontinued the 3550 series and replaced it with the 3551 series, which features a number of improvements including a stronger lock, multiposition pocket clip and skeletonized design: Benchmade 3551 (replaces 3550) - Silver Blade, Plain Edge Benchmade 3551BK (replaces 3550BK) - Black Blade, Plain Edge The Benchmade 3551 Stimulus evolves and refines the design and materials used in the companys popular 3550 automatic knife. Look at Reviews and Check the Reputation of the Seller. There are two different finishes that you can choose from in this knife family. Almost all popular knife companies, including Benchmade, have fake versions of their knives circulating globally. RESTRICTED Please email Appropriate ID Form with order. While Benchmade and other knife companies try to shut the people creating illegal replicas of their knives down, there is no definitive way to stop criminals from producing more fake knives. BENCHMADE KNIVES. The finer the sandpaper is and the more even the lines of the sanding, the cleaner and sleeker the blade will look. To avoid buying a fake Benchmade knife, see if the seller is legit and has a good reputation. Benchmade prides themselves on the exact and precise quality of their knives. DigitlHaus, Benchmade 3551 Stimulus Auto Knife New Product Announcement, Smith & Wesson Military and Police Knives, #Benchmade 3551 Stimulus Auto Knife -- New Product Announcement, Satin (3550 and 3550S) or Black (3550BK and 3550SBK), Satin (3551 and 3551S) or Black (3551BK and 3551SBK), Plain (3550 and 3550BK) or serrated (3550S and 3550SBK), Plain (3551 and 3551BK) or serrated (3551S and 3551SBK), Black, removable, reversible, tip-up or tip-down. Thanks to chromiums ability to raise a blades corrosion resistance, stainless steels have become mainstays of knife production. The tougher the steel alloy, the more difficult it can be to sharpen, but the payoff comes in the durability of that edge sharpness. The only real way to make sure you are getting a 100% authentic Benchmade knife is to purchase it directly from Benchmade themselves. The clip is held in place by three small black screws which match the rest of the hardware on this knife. In the following sections, Im going to take a deep dive into all of the ways that I myself use to help pick out fake Benchmade knives from the real deal. AR15.COM is the world's largest firearm community and is a gathering place for firearm enthusiasts of all types. Among its products, Benchmade offers three separate hand-assembled knife series, each made in the U.S. and crafted to match the expectations of a differing group of users. Features: Blade Edge: Plain Blade Finish/Color: Satin Blade Steel: 154CM (58-61 HRC) Blade Style/Shape: Spear-point Clip Type: Standard Clip Position: Reversible Tip-Up/Down It's the Benchmade 3550 Pardue Auto knife, and wh. Formulated and refined over Benchmades 30-year history, the companys strategy applies state-of-the-art manufacturing and production processes to custom knife designs from industry-leading knife makers, making high-quality implements available to a larger customer base than previously could obtain them and at price points that reflect higher-scale production. The coating option is also going to make your blade matte, which will reduce the chance of your blade giving your positon away due to reflections if you are in the field. This knife might be illegal to purchase or carry where you are living. Take care to make sure fingers and other objects are not in the path of the closing blade. The anodized black finish on the Benchmade 3551 Stimulus handle comes from an electrochemical process that adds a protective coating of aluminum oxide to the 6061-T6 aluminum alloy. Two big names in the knife industry, Benchmade and Microtech, are very well respected and have an excellent reputation as solid blade producers. In the end, there is no definite way to know if a Benchmade is genuine or not in every scenario, so the only thing you can do is try your best and follow the tips outlined in this article. Benchmade 3551 (Features) Blade Edge: Plain; Blade Finish/Color: Satin The combination of noteworthy hardness and edge retention with good toughness have made Crucibles 154 CM a popular choice in knife production, as well as in the manufacture of valve ports, bearings, and bushings. link to Benchmade Knives vs. Microtech Knives: Which Is Better? benchmade 3550 vs 3551jack paar cause of death. The 3350 also has sliding safety that works without a hitch. They have been a driving force in the market for over two decades, bringing creativity, innovation and high quality standards to military, law-enforcement and consumers alike. BENCHMADE 3550 AUTO MINI MEL PARDUE - The 3550 features a 2.9" 154CM stainless steel spear point blade and can be clipped nearly anywhere you need it for maximum access as a back up. Within the Benchmade Black Class, the 3551 Stimulus is a Mel Pardue design that represents a refinement of the popular 3550 automatic knife that preceded it. One of the most noticeable and recurring defects in fake knives is the edges of the handle. The original 3550 Pardue auto gets a new name and the upgraded Benchmade automatic package with increased reliability and improved access to an enlarged button. Blade Thickness: 0.088 (2.235mm) Frequently the edges will be rough and not sanded down all the way. Stay on point with the latest products, offers and more! Additionally, the 0.50 percent manganese in 154 CM fosters hardness, tensile strength, and wear resistance. Made in USA. The abrasive material that is most commonly used is a sandpaper. Lifted Logic Web Design in Kansas City Location phone play chevron-down chevron-left chevron-right chevron-up Facebook instagram google plus pinterest Twitter LinkedIn youtube Arrow Right Arrow Left Product Slider Right Description The Benchmade 3551 Mini Stimulus is an upgraded design of the original 3550 Pardue auto. Anodizing is used to increase the corrosion resistance of the aluminum handle by forming a layer of oxide on its surface. Inspect the Knife for Poor Quality Materials, 7. Benchmade 3550 Mel Pardue Spear Point Knife. Sometimes it can be quite tricky to tell the difference between a counterfeit and a real Benchmade knife, but there are certain things that you can do to improve your chances of not getting a fake one the next time that you purchase a knife. The first class is the Blue Class, also known as the Recreation class. Made in USA. Therefore, any summaries of such laws and regulations provided by Shoot Straight at any time can, never, and will never serve as legal advice or counseling in any way. If you have any questions about any law or regulation, Shoot Straight advises you to consult with an attorney who will represent your interests. The suffix T6 in the alloy designation shows that it was solution heat-treated and artificially aged. However, the point on the spear point is much stronger and it does have a belly that can be used for some slicing. The original 3550 Pardue auto gets a new name and the upgraded Benchmade automatic package with increased reliability and improved access to an enlarged button. The 3551 series is an upgraded version of the 3550. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'knifemanual_com-large-mobile-banner-1','ezslot_7',110,'0','0'])};__ez_fad_position('div-gpt-ad-knifemanual_com-large-mobile-banner-1-0');This high price might be a deterrent for some, but there is an excellent reason behind Benchmade knives high price tag. This merger produced a steel giant known as the Crucible Steel Company of America. Made in USA. The original 3550 Pardue auto gets a new name and the upgraded Benchmade automatic package with increased reliability and improved access to an enlarged button. D2 sucks to sharpen. We love to hear from you, please call 502-671-5510 The 3551 Stimulus features a 2.98 inches long 154-CM stainless steel spear point blade that offers enhanced tip qualities (false double edge). Handle Thickness: 0.460". Small, light, flat profile, and fast action, this is an automatic knife with a lot of class. Click Here To Learn More! Backed by Benchmades LifeTime Warranty. This finish contributes to corrosion resistance and abrasion resistance. Benchmade 3551 Stimulus. In 2016 Hawk Knife Designs (aka G&G Hawk after their founders Grant and Gavin Hawk) released the Deadlock OTF. This family of knives falls under the Benchmades Black Class. Aluminum oxide runs thicker than aluminum itself, so the anodizing process actually adds fractionally to the dimensions of the part. Improved reliability and a larger push button. This finish is designed to show off the bevels of the blade while also showcasing the fine lines of the steel. Creating the handle from billet aluminum produces highly precise fabrication, smooth surfaces finishes, and greater structural strength than a cast part could offer. However, if you are purchasing a knife from an individual online, they will not be authorized. At 58-61 RC on the Rockwell HRC scale, a measure of hardness, the 154 CM stainless steel alloy in the Benchmade 3551 Stimulus blade offers the toughness and edge retention that combine to make a knife reliable in two respects: Resistance to chipping and other forms of damage that can plague overly hard blades, and the ability to hold a sharp edge well. With a new name and an enhanced feature set, the Benchmade 3551 Stimulus continues to constitute an everyday knife with tactical capabilitiesor a tactical knife suitable for use as an everyday carry. A push-button opens this blade lightning fast and you never have to worry about it misfiring on you because of the sliding safety. Start Your Benchmade Career Today. Add to Cart. This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon. Pick up your favorite version of this well-balanced, versatile Benchmade knife today at BladeOps. An automatic knife, or switchblade, is a knife that has a blade that springs out of the handle when a button is pressed. Sure, you can find some great deals online from private sellers trying to get rid of their knives, but if the deal is too good to be true, it probably is. mycie, pielgnacja wntrza, zabezpieczanie lakieru, renowacja szyb i lamp. You can also see what Benchmade themselves are selling the particular knife for and base prices that you see on that. Automatic knives do have a strict set of laws that surround them in the United States. Despite some controversies surrounding the brand in recent years, you simply cant deny Microtech as a powerhouse in the OTF industry. Its lightweight handle and flat blade profile put a versatile tool in your hand without any excess weight or volume. Reengage safety by moving from rear to front. Crucibles 154 CM consists of a variation on the high-carbon martensitic stainless steel alloy called 440C. With increased reliability and improved access to an enlarged button, you'll love this knife. Benchmades Blue Class targets the recreational knife enthusiast who needs a blade for tasks that qualify as light duty. BENCHMADE butterfly upgraded PARDU AUTO. Press and hold the firing button. Made in USA. Check out Benchmades store on Amazon to make sure your next knife is fully authentic and not a phony. Overall length stays unchanged at 7.1 inches, as does closed length at 4.1 inches. The Stimulus family of knives also offers the option to choose between either a plain edged blade or a combination blade. I owned both, but still have the 3550. The Rockwell C measurement scale determines material hardness through a laboratory test that involves indenting the steel with a test instrument and measuring how far the instrument penetrates the surface of the metal. Best in class designs, craftsmanship and exclusivity but with the price tag to match. Find Comparison Videos of Real and Fake Benchmade Knives. Another great way to help you spot fake Benchmade knives is by comparing them to photos of the genuine ones. Benchmade has updated the push-button automatic blade action on the 3551 Stimulus to offer greater reliability than the version found on its predecessor, the 3550. You can still do your fine detail work because of the plain portion, and you are also capable of sawing through some thicker materials with the serrated portion. Based on 104,287 user benchmarks for the Intel Core i5-3550 and the Core i5-6600, we rank them both on effective speed and value for money against the best 1,396 CPUs. Not all Benchmade knives have comparison videos, but the web is a vast place, and most of them do. Benchmade is a hugely popular and respected brand in the knife industry, bringing innovation and revolutionary design practices to the table each year for several decades now. Hugely popular among OTF enthusiasts and for good reason. The company has collaborated with a number of custom knife makers since its beginning. Unfortunately, there is no surefire way to identify a fake Benchmade knife from an authentic one that works 100% of the time. Make no mistake theyre now direct competitors with Microtech and look to set themselves apart through superior craftsmanship, manufacturing quality and company integrity. Shipping calculated at checkout. The original 3550 Pardue auto gets a new name and the upgraded Benchmade automatic package with increased reliability and improved access to an enlarged button. Mechanism: Push Button Automatic. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'knifemanual_com-leader-2','ezslot_10',112,'0','0'])};__ez_fad_position('div-gpt-ad-knifemanual_com-leader-2-0');Benchmade makes their knives using some pretty high-quality and expensive technology that makes their products very precise. 3. As an alloy, however, 6061-T6 offers the durability produced by the addition of other elements in a metal with a high strength-to-weight ratio that makes it ideal for use in aircraft and boat construction, heat exchangers, piping, tubing, and bicycle frames, as well as knife handles. The Stimulus family is a family of automatic knives. This classic automatic knife aims to please with its American-made 154CM stainless steel and the handle offers a slim profile and ergonomic grip. At 14 percent chromium, 154 CM exceeds the minimum of 12 percent to 13 percent that qualifies an alloy as a stainless steel. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'knifemanual_com-box-4','ezslot_4',106,'0','0'])};__ez_fad_position('div-gpt-ad-knifemanual_com-box-4-0');Sometimes, fake Benchmade knives stick out like a sore thumb, and sometimes they are REALLY hard to pick out. For my tactical neckbeard edc loadout, its a auto adamas. Compared with the old model, the new button upgraded to increase the width, easy to wear gloves when operating; insurance lock button also increased at the same time, easy to operate; the main knife material and handle . Action: Automatic-opening The durably hard coating it produces neither peels off nor wears out.