Designed for durability, Martin Tool's Black Adjustable Wrench is made of Drop Forged Alloy steel bar. With sizes ranging from 6" to 24" and a maximum capacity of 3/4" to 2-7/16", this wrench comes in a sleek Cobalt or Industrial Black finish. Ideal for various purposes, this versatile single end hand tool features adjustable openings at a 22-1/2 degree angle.