"Handy pair of Crescent adjustable wrenches are made of heat-treated, forged alloy steel for strength and durability. Set includes 6in. and 10in. adjustable wrenches, backed by a limited lifetime warranty. Material Type Steel, Tool Length in. 6-10, Jaw Capacity in. 15/16-1 5/16, Pieces qty. 2, Finish Type Satin. Heat-treated, forged alloy steel construction 6in.L wrench has a 15/16in. max. jaw capacity 10in.L wrench has a 1 5/16in. max. jaw capacity Large knurl for easy adjustment Wide handle for comfortable use Laser-etched scale Chrome finish"