Impact sockets are forged from high-quality chrome molybdenum alloy steel for durability and superior strength. Patented sidewall drive sockets apply force to the walls of the fastener instead of the points, resulting in longer fastener life. Laser-etched, hi-visibility markings allow for easy readability. Meets or exceeds ANSI and government torque performance specifications. Metric Sizes mm 17, 19, 21, Pieces qty. 7, Point Size qty. 6, Drive in. 1/2, Storage Type Case, SAE Sizes in. 13/16, 7/8, 1, 1 1/16, Material Type Chrome molybdenum.
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