3/8 Inch Triple Square Bit Socket Set with Rail, 8-Piece (M4 - M12) Shopify Collective Length: 70MM

Length: 70MM

Shoulder Length: 10MM

and three have a 1/4 inch shaft diameter

Shank Size: T

3/8 Inch Triple Square Bit Socket Set with Rail, 8-Piece (M4 - M12) Shopify Collective Length: 70MMS2 steel bits are press fit into the socket for a straight, permanent connection that can't loosen over time Triple square (XZN) S2 steel bit tips are machined to precise tolerances for strong engagement with fastener heads Large, clear die stamped size markings are 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