Designed to deliver the performance and strength that the professional users require. They are made from chrome molybdenum alloy steel for exceptional strength and durability. Our sockets have a manganese phosphate coating to resist corrosion. The sockets also feature highly visible laser etched markings and a secondary size hard stamping. The sockets feature off-corner loading to reduce fastener rounding. The GEARWRENCH impact product family will allow the professional user to FORGE AHEAD. 
Chrome molybdenum alloy steel (Cr-Mo) for exceptional strength and durability
Pin hole can be used with pin and o-ring for secure socket retention
Manganese phosphate finish to resist corrosion
High-visibility laser etched markings provide quick size identification
Secondary hard stamped size markings
Includes (2) socket rails for storage and organization
Meets or exceeds ASME Specifications
Sizes 9mm-15mm, 3/8"-3/4"