Rig Ready 12.9 Grade M3.5x8mm TORX Plus Screws For CNC Lathe Machines Boss Level Anti Slip Torque Fasteners Drop Dead Precise Alloy Carbide Insert Upgrade 10 Pack
✔️ M3.5 x 8mm 12.9 grade steel screw perfect for precision CNC tools
This pack includes ten hardened machine screws built specifically to secure cutting inserts and tool holders on modern CNC lathes. Machinists rely on these bolts because they handle continuous high speed operations without stripping. The fully threaded design keeps your spindle setups tight and ready for heavy material removal tasks.
✅ Thread diameter measures 3.5mm (0.138") while total length sits at 8mm (0.315") for precise depth control✅ Made from premium SCM435 alloy steel boasting a Grade 12.9 strength rating for extreme holding power
✅ Features a licensed TORX PLUS drive system paired with a 15IP wrench adapter to prevent cam out
✅ Heat treated surface coating stops cold welding and resists oxidation during hot machining cycles
✅ Fully threaded shank extends 3.6mm (0.142") with a 60 degree head angle and smooth grey finish
💡 What type of high strength fasteners work best for CNC lathe tool holders?
Machinists grab these torque resisting bolts to lock tools in place and stop them dancing around while cutting hard metals.
- Proper load distribution keeps your insert seats from wearing out prematurely
- Hardened steel handles coolant and high RPM friction without going soft
- Handy for quick tool changeovers without hunting for mismatched bolts in the shop