M6-M14 Firmer Screw Tap Socket Adapter Holder Extension Bar 1/4 Inch Hex Shank Screw Tap Tapping Chuck for Power Drill Multifunctional Sleeve Sockets

Clear identification on socket with hard print mark *Hex shank tap socket, made of with high hardness and high . *The square hole in the leather ring is inlaid with a clamp pad, which makes the clamp more firm. *It is used with a hand electric drill. It is widely used in mold manufacturing, pneumatic screwdriver, DIY, auto repair and other professional machine maintenance. Easily handle high torques, firmly and correctly clamp any nuts and bolts within their continuously adjustable size range.