Proto® J5441-12MXL Extra Long Standard Length Socket Bit, Metric, 12 mm Bit, 1/2 in Square Drive, 5-5/8 in
Proto® Socket Bit, Extra Long Standard Length, Measurement System Metric, 1/2 in Drive, Square Drive, 12 mm Bit, Hex Bit, 5-5/8 in Bit Length, 7-1/8 in Overall Length, 6 Points, Heat Treated Alloy Steel, Full Polished Chrome
- Bit holders have a hex opening to hold the bit allowing the bit holder to take the full load of torque
- Two-piece design allows replacement of worn bits