2”Torsion Bit
Parameters
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
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