Material: Chrome vanadium alloy steel

Format: Metric

Tips: The sleeve looks straight with the eyes. In fact, the longer the rod, the lower the concentricity. It is normal for there to be a little jitter during use.

Type commonality
Rechargeable drill, flashlight, etc. Hexagonal lunar interface

Hexagonal arc design
The inner arc edge of the hexagonal sleeve is not easy to slip and fall off