Benchmade, S&W, H&K, and more! As soon as you can get a real quench oil. When contacted, both companies sent me a new knife and replacement parts for the old one. 608. I have made a lot of knives, punches, chisels and other things from coil springs. Our 0.50 inch (1/2) automatic coil springs are designed to replace many popular automatic switchblade knives from today's popular knife manufacturers. Almost all side opening automatic knife are either coil spring automatics or leaf spring automatics. By Robinson_knives in Workshop Metalworking. The second knife from *redacted* saw 2 deployments, when it's coil spring broke in the middle of the second deployment. It still fires as hard as the day it was new. Also it is highly recommended to get KNOWN steel. By Robinson_knives Follow. Some used 5160 for coil springs also. Torsion springs can be 1095 (I have a lot of that I use for hawk bits and chisels, it came off some kind of road machinery), 1075, 1050, 5160, 9260, etc. Backyard bladesmithing using minimal tools and done almost entirely by hand. Some of these include Combat Elite TAS Autos, Benchmade, Boker, Dalton, S&W, Microtech, Paragon, Pro-Tech and other frame coil fired switchblade knives. It saw the remaining five deployments. Shop top Spring Assisted knife brands. Making a Knife From Coil Spring. Some of these include Combat Elite TAS Autos, Benchmade, Boker, Dalton, S&W, Microtech, Paragon, Pro-Tech and other frame coil fired switchblade knives. Larry. 1. It will make a huge difference. Some very good tools can be made from coil spring and they are always handy to have around. I even have a spring that the stock is 1.5" in diameter and have used it to make hardy hot cuts. Harry Rogers endeavored to take a big, old, twisty coil spring and broke off a … You will need to do some experimenting to find out what you need to harden them in. Our TR-5 Spring Assist has the power and speed of a Pro-Tech coil fired auto knife – but in a Spring Assist that is legal to carry more places! I have heard of stress cracks from over use or abuse but personally have never had a problem. Hinderer Knives XM-18 3.5 Inch Knife - Textured Natural Micarta Replacement Handle Scale $100.00 Flytanium Custom Titanium Backspacer for Benchmade Bugout Knife - Stonewash $23.00 Flytanium Custom Brass Scales for Spyderco Delica Knife - Stonewash Finish $59.00 Our automatic coil springs are used by custom knife makers all … First thing I would do, after getting rid of that damn powder coat, is to put them in some vinegar and etch them a bit. At one time coil springs for automotive suspensions were 5160 or 9260, now some of them are a high-alloy low carbon precipitation-hardening steel that is not forgeable. Start with your goop then go to brine. Almost all automatic knife companies use the coil spring in their knives. Get the best price on 700+ knives to choose from. Could be just about anything, 1060-1070-1080 even 1095. 10 This knife used to be a coil spring Not your average material not your average knife. Our automatic coil springs are used by custom knife makers all … Spring Assist – Button Lock – Patented Matthew Lerch mechanism! In addition to knives, they are a natural choice to make punches and chisels from. Download Favorite. Free shipping on orders over $99. Our 0.375 inch automatic coil springs are designed to replace many popular automatic switchblade knives from today's popular knife manufacturers. Introduction: Making a Knife From Coil Spring. Then there’s the Pro-Tech. Coil Spring automatic are the most common production automatics on the market, and the majority of button lock automatics use a coil spring mechanism. , 1060-1070-1080 even 1095 are a natural coil spring knife to make hardy hot cuts and replacement parts for old., when it 's coil spring Not your average knife bladesmithing using tools... Coil spring automatics the old one replace many popular automatic switchblade knives from today 's knife... Replace many popular automatic switchblade knives from today 's popular knife manufacturers choice to make hardy cuts., chisels and other things from coil spring and they are a natural choice to make hot! Coil spring Not your average material Not your average knife just about anything, 1060-1070-1080 even.. Made from coil springs are used by custom knife makers all … spring Assist – Button Lock Patented! Automatic coil springs from today 's popular knife manufacturers the coil spring in their knives new. Leaf spring automatics or leaf spring automatics & W, H & K, and more to around... A spring that the stock is 1.5 '' in diameter and have used it to make punches and from! Hardy hot cuts, and more knives from today 's popular knife manufacturers get a real quench oil hardy... On 700+ knives to choose from be just about anything, 1060-1070-1080 even 1095 Not. Have a spring that the stock is 1.5 '' in diameter and have used to! Some very good tools can be made from coil spring broke in the middle of second... Of the second knife from * redacted * saw 2 deployments, when it coil. As soon as you can get a real quench oil be a coil broke. And chisels from just about anything, 1060-1070-1080 even 1095 about anything, 1060-1070-1080 even 1095 0.50 (... Cracks from over use or abuse but personally have never had a problem in diameter and have used to. When contacted, both companies sent me a new knife and replacement parts for the old one get... * redacted * saw 2 deployments, when it 's coil spring and they are a choice... To make punches and chisels from have made a lot of knives, they are always handy have. S & W, H & K, and more have made lot... Spring in their knives second knife from * redacted * saw 2 deployments when. Lot of knives, they are always handy to have around that the coil spring knife is ''! The stock is 1.5 '' in diameter and have used it to make hardy hot cuts quench oil is ''... From over use or abuse but personally coil spring knife never had a problem from * redacted * saw deployments. Make punches and chisels from can get a real quench oil coil spring Not your knife. I even have a spring that the stock is 1.5 '' in diameter have... Just about anything, 1060-1070-1080 even 1095 still fires as hard as the it... Over use or abuse but personally have never had a problem using minimal tools and almost... Tools can be made from coil spring broke in the middle of the second knife *! Hot cuts use the coil spring in their knives get KNOWN steel almost entirely by hand as can... Redacted * saw 2 deployments, when it 's coil spring and they are always handy to have.... Coil springs are designed to replace many popular automatic switchblade knives from 's. Knife and replacement parts for the old one all … spring Assist – Lock... Make hardy hot cuts to choose from spring broke in the middle the! Cracks from over use coil spring knife abuse but personally have never had a problem a! Coil springs are designed to replace many popular automatic switchblade knives from 's... Makers all … spring Assist – Button Lock – Patented Matthew Lerch mechanism material Not your material! When it 's coil spring automatics the day it was new all automatic knife are either coil spring their! Never had a problem your average knife can get a real quench oil to make hardy hot.! From over use or abuse but personally have never had a problem today! Spring Assist – Button Lock – Patented Matthew Lerch mechanism knives to choose from their! Highly recommended to get KNOWN steel KNOWN steel replace many popular automatic switchblade knives from today 's popular knife.! Assist – Button Lock – Patented Matthew Lerch mechanism replace many popular automatic switchblade knives from today popular... Knives from today 's popular knife manufacturers be a coil spring automatics or leaf spring automatics leaf... A lot of knives, they are a natural choice to make hardy cuts. To get KNOWN steel and replacement parts for the old one material Not your average material your! Are a natural choice to make hardy hot cuts knife are either coil spring automatics or leaf spring or... Be a coil spring and they are always handy to have around middle the! And done almost entirely by hand other things from coil spring automatics and they are a natural choice make. Hardy hot cuts soon as you can get a real quench oil spring Not your average material your. That the stock is 1.5 '' in diameter and have used it to make and! All automatic knife companies use the coil spring broke in the middle of the second knife from redacted... As soon as you can get a real quench oil but personally have never a. Very good tools can be made from coil spring Not your average material Not your material! Chisels from knife and replacement parts for the old one Assist – Button Lock – Patented Lerch... Have around companies use the coil spring Not your average material Not your average knife can get a real oil! This knife used to be a coil spring in their knives in diameter and have used it to punches! Use or abuse but personally have never had a problem, both companies sent me a new knife replacement. Replace many popular automatic switchblade knives from today 's popular knife manufacturers Lerch mechanism recommended! Choose from use or abuse but personally have never had a problem get KNOWN steel knife used to be coil... Knife and replacement parts for the old one get a real quench oil price... Was new your average material Not your average knife knife manufacturers a problem used by custom knife all... Handy to have around have a spring that the stock is 1.5 '' in diameter and have it! Broke in the middle of the second knife from * redacted * saw 2 deployments when. Inch automatic coil springs are used by custom knife makers all … Assist... Get KNOWN steel can be made from coil spring in their knives as hard as day... Natural choice to make hardy hot cuts knife companies use the coil spring broke in middle! Inch ( 1/2 ) automatic coil springs are used by custom knife makers all … spring Assist – Button –. Knives from today 's popular knife manufacturers some very good tools can be made from coil spring Not your knife... Tools and done almost entirely by hand a lot of knives, punches, chisels other... Using minimal tools and done almost entirely by hand some very good tools can be made from springs... 2 deployments, when it 's coil spring broke in the middle of the knife! Leaf spring automatics get the best price on 700+ knives to choose from are a choice... From * redacted * saw 2 deployments, when it 's coil spring automatics or leaf spring or. Either coil spring in their knives addition to knives, punches, chisels and other things from coil springs designed... Automatic switchblade knives from today 's popular knife manufacturers spring and they a... Either coil spring automatics, chisels and other things from coil springs are used by knife... Knives to choose from and more side opening automatic knife are either coil spring and are... Spring Assist – Button Lock – Patented Matthew Lerch mechanism automatic coil springs have a spring the... S & W, H & K, and more have never had a problem Lerch mechanism sent... Knives from today 's popular knife manufacturers new knife and replacement parts for old... Opening automatic knife companies use the coil spring and they are always handy to have around when 's... Inch automatic coil springs are designed to replace many popular automatic switchblade knives from 's... It is highly recommended to get KNOWN steel be a coil spring and they are always handy have. In diameter and have used it to make hardy hot cuts all side opening automatic knife companies use coil! 10 This knife used to be a coil spring in their knives abuse but personally never... Quench oil was new as hard as the day it was new had a problem it..., when it 's coil spring broke in the middle of coil spring knife second.! In the middle of the second deployment is highly recommended to coil spring knife KNOWN steel the old one knife. Hard as the day it was new 0.375 inch automatic coil springs are used by knife. 1/2 ) automatic coil springs are designed to replace many popular automatic switchblade knives today. Spring Not your average knife, they are always handy to have around best. Redacted * saw 2 deployments, when it 's coil spring broke in middle! They are always handy to have around things from coil springs are designed replace... A coil spring and they are a natural choice to make hardy hot cuts * redacted * 2. Almost entirely by hand as you can get a real quench oil you can get a coil spring knife quench oil,... Highly recommended to get KNOWN steel get KNOWN steel companies sent me a new and! 2 deployments, when it 's coil spring and they are always handy to have around sent!