3/8 Inch Drive x M7 Triple Square Bit Socket BoltsandNuts.com They're designed for use with

They're designed for use with both friction ring anvils and detent pin anvils

clean holes in wood with maximum speed and efficiency

Taper Size: 3/4"

Waterproof Insert with Foam Insulation & Polyester Lining

3/8 Inch Drive x M7 Triple Square Bit Socket BoltsandNuts.com They're designed for use withS2 steel bit is press fit into the socket for a straight, permanent connection that can't loosen over time Triple square (XZN) bit tip is machined to precise tolerances for strong engagement with fastener heads Large, clear die stamped size marking is easy to read and cant wear off Four detent grooves provide a secure connection with the drive tool Polished, chrome plated finish easily wipes clean and is highly resistant to corrosion Tekton S2 steel