Each has been quenching heat treated, sturdy and wear resistant.
Chrome vanadium steel for heavy impact drive suitable quick replacement of 1/4"chuck system or direct drilling into chuck.
1/4 "hexagonal handle is suitable for all quick - change chuck and standard drill chuck.
Suitable for a screwdriver or electric screwdriver handle tools (hexagonal hole or three jaw chuck) drive socket, can be installed after the original hexagonal polygon size into square size, can be used to install the socket, is a good accessories.
Material: Chromium vanadium steel
Surface treatment: black oxide
Steel beads: Yes
The hexagon handle can be converted to square head
1/4*1/4*50mm: 1/4 hex shank- - 6.35mm square head
3/8*1/4*50mm: 3/8 hex shank - - 9.53 mm square head
1/2*1/4*50mm: 1/2 hex shank - - 12.7mm square head
1/4*1/4*65mm: 1/4 hex shank - - 6.35 mm square head
3/8*1/4*65mm: 3/8 hex shank - - 9.53 mm square head
1/2*1/4*73mm: 1/2 hex shank - - 12.7 mm square head
1/4*1/4*25mm: 1/4 hex shank - - 6.35mm square head
1/4*1/4*30mm: 1/4 hex shank - - 6.35mm square head
8 X socket bit adapters
1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding.
2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.