8pcs Screw Tap Sockets Adapter 1/4″” Hex Shank Square Driver Thread for M4 M5 M6 M8 M10 M12 M14 Machine

Description

8Pcs/set hex shank screw tap sockets. Made of alloy steel with high hardness and high abrasion resistance. The apron has square holes, whick are inlaid with card pads to make clamping more secure. It is used with hand drills and is widely used in molds, manufacturing, pneumatic wind batch, DIY, auto repair and other professional machine repair.