US PRO Tools 10pc 3/8dr Flexi Flexible Universal Sockets Set Metric 1693

Polished chrome vanadium alloy for superior strength and durability. Expert brand part number and size is stamped or etched onto the tools for easy selection. OGV / Maxi Drive profile applies force to the flats of the fastener (rather than weaker angled edges) for increased turning power and less rounding off. Manual drive sockets only not for use in power tools.