Photo credit: Martin Sprocket & Gear
Martin Sprocket & Gear's spanner wrenches includes an adjustable face spanner, a pin spanner, a face spanner, adjustable hook spanner and an adjustable pin spanner. The wrenches are drop forged from 1141 steel bar and thru hardened. The forged pins and hooks offer extra toughness and longer life. They cover several nut sizes and are often used to tighten shafts or pipes. This versatile tool is great for many applications, including servicing packing glands, adjustable collars, rings, locknuts and more.