This GearWrench 13mm standard metric socket features a 3/8" drive and 6-point design for maximum contact with hex fasteners. The off-corner loading design applies force to the flats of the fastener rather than the corners, reducing rounding and extending fastener life. Made from alloy steel with a full polish chrome finish for corrosion resistance and easy cleaning.

• Off-corner loading design reduces fastener rounding
• Chamfered opening quickly guides fasteners into socket
• 6-point design maximizes contact with hex fasteners
• Hard stamped size markings for lasting identification
• Knurled ring distinguishes metric from SAE sockets
• Alloy steel construction with full polish chrome finish
• Meets or exceeds ASME B107.5M specifications
• Full lifetime warranty