1 MSG

Single Head Open End Wrenches (also referred to as “Engineer’s” wrenches) are drop forged from steel bar. They are available in fractional sizes only from 1/2” through 5”.These are special purpose single end wrenches with an extra thick 15 degree angled opening designed for heavy industrial service. 1-13/16” and larger sizes have a tapered handle. They come in an industrial black finish.

Martin Open End Wrench, Measurement System: Imperial, 1/2 in Wrench Opening, 4-5/8 in Overall Length, 1 in Open End Width, 5/16 in Open End Thickness, Angled/Single Head, 15 deg Head, Flat Handle, Drop Forged Alloy Steel, Industrial Black