Five Pack Automatic Knife Coil Springs 0.4375 Inch Diameter High Torque For Folding Knife Repair And Replacement USA Sizes Premium Replacement Kit For Auto Knives
✔️ 0.4375 in diameter, 0.136 in stack height, 0.039 in wire, 5 pack
This 5-pack set features high torque automatic knife coil springs designed to replace many popular auto knife springs. Ideal for restoring firing action in standard production folders and custom builds.
✅ 5-pack set includes high-torque springs, 0.4375 in diameter
✅ Stack height 0.136 in, wire diameter 0.039 in
✅ Direct replacement for many auto knives and production folders
✅ Used by custom knife makers for reliable, strong opening action
💡 What is a high torque auto knife coil spring used for and how does it boost opening power? This handy part is used to replace worn springs in auto knives and improve firing action.
- Handy replacement for standard auto folders
- Improves opening power with consistent manufacturing and heat/cryo treatments
- Fits common coil sizes and cavity clearances
- Common in custom knife builds and replacements