6.35mm Hexagon shank.
Designed for use with power or cordless drills.
CR-V steel construction with a hardness of HRC 38 - 42 degree.
Enables sockets to be attached to drill for fast application of bolts, nuts etc.
Drive: 1/4, 3/8 & 1/2"
Length: 65, 66 & 73mm
Total Weight: 115 grams