Automatic knife performance starts with the right spring. These premium automatic knife coil springs are designed to deliver fast, reliable blade deployment for custom builds, repairs, and performance upgrades. Available in multiple torque ratings, coil diameters, pack sizes, and kit configurations, this collection makes it easy to find the ideal replacement or upgrade for your automatic knife project.
Whether you need a dependable High Torque replacement, the increased power of MAXX Torque, or the industry-leading performance of MEGA Torque, these precision-manufactured springs are engineered for smooth, consistent action and exceptional durability. Advanced heat treatment and cryogenic processing help maximize strength, longevity, and reliability, while select MAXX Torque models feature a zinc-coated finish for additional corrosion resistance.
These springs are compatible with many popular coil-fired automatic knives, including models from Combat Elite TAS, Benchmade, Boker, Dalton, Smith & Wesson, Microtech, Paragon, Pro-Tech, and many other custom and production designs. Variations are also available as convenient 5-packs, variety packs featuring all three torque levels, and kits that include a 3/64 inch carbide spade drill for creating spring tip holes in custom blades.
Whether you're replacing a worn spring, restoring an older automatic, building a custom knife, or experimenting with different opening characteristics, these automatic knife coil springs provide the performance and consistency trusted by custom knife makers around the world.
KK Swatch Size
large
Product Type:
Automatic Knife Coil Springs
Torque Level:
Select from Options Above
Coil Diameter:
Select from Options Above
Quantity in Pack:
Select from Options Above
3/64 inch Carbide Spade Drill Option:
Select from Options Above
Heat Treated:
Yes
