4 Pc. 1/2" Drive Impact Extension Set 3", 5", 10" & 15"
Flex socket design provides more access to fasteners in tight confines
Chrome molybdenum alloy steel (Cr-Mo) for exceptional strength and durability
Off-corner loading design for reduced fastener rounding
Manganese phosphate finish to resist corrosion
High-visibility laser etched markings provide quick size identification
Meets or exceeds ASME specifications
Includes tray for storage and organization