Driver Shank: 1/4" (6.35mm) Hex Shank

Drill Chuck Dia: 0.5-3.2 mm

Dimensions: 59 x 24 x 32 mm

easily the locks onto the and releases drill bits.

Allows hex drive power tools to use conventional drill bits.

It will Hold Drill Bits and Accessories up to 1.4" in Diameter.
General hexagon handle input connection rod: 6.35 mm.

Use This Chuck to Convert Any cordless Screwdriver into a drill or grinder.