Adjustable Face Spanner wrenches are drop forged from steel bar. These wrenches are available in capacity ranges from 1/4” through 4”, with pin diameters of 3/16”, ¼” and 5/16”. They are available in an Industrial Black finish. They cover several nut sizes. The forged pins and hooks offer extra toughness and longer life. Spanner Wrenches are often used to tighten shafts or pipes. These are special purpose wrenches with adjustable opening feature designed for servicing packing glands, adjustable collars, rings, locknuts, etc.