Pioneer v4530270-o/s 1 trou double couche arc/cagoule ignifuge, universel, noir

Sockets made of the finest quality SAE 4140 chrome molybdenum high impact steel

Latest advancements in manufacturing and heat treat provide unequaled strength and higher hardness without brittleness

Torque Drive technology engages the flats of the fastener to provide more torque while reducing fastener rounding

Hi-vis laser markings and additional hard stamp ensures permanent socket identification