1 It can be used for pneumatic tools, electric tools and manual tools with hexagonal chuck, and with the auger, grinding and screwdriver bit for clamping, so as to realize multiple functions of one tool. 2 Three-jaw collet structure, strong, stable and fast clamping force, 3 Quickly convert your quick change hex shank driver into a drill! 4 It can be used in the fields of craft manufacturing, DIY creation and production manufacturing. 5 Aluminum alloy + carbon steel material, high hardness, wear - resistant

What's in the box
1 x Electric Screwdriver Adapter