1”Torsion Bit

Torsion Shank

Absorbs sudden impact to reduce tip breakage


Hardened Alloy Steel

Harden core with higher torque


Tip Made by the Multi-Axis CNC Machine

Precisely match and excellent stability


Hot and Cold Heat Treatment

Increase hardness stability


Black Oxide Surface Finish

Anti-Rust treatment provides better durability than traditional sand-blasting finish