3/8 Inch Drive x M9 Long Triple Square Bit Socket Quantity:1 Thread Size: 1/4"-20

Thread Size: 1/4"-20

They are also appropriate for tapping the vast majority of materials in through or blind holed conditions

Coarse/Fine Threads: Fine

They are black and gold surface treated

Reinforced

3/8 Inch Drive x M9 Long Triple Square Bit Socket Quantity:1 Thread Size: 1/4"-20S2 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