Function : This torque multiplier designed to amplify the leverage of your standard ratchet for easier handling of tough bolts. It allows easy and quickly tightening and removing the gland nut on 6 volt and 12 volt flywheels, also helps in removing and tightening the 36mm axle nut on 4x130mm and 5x205mm brake drums. Superior Material: Made of heavy duty heat-treated steel with a black oxide coating on the surface, it has good rust and corrosion resistance, excellent durability and sturdiness. 2 In 1 Use - Flywheel and Brake Drum Torque Tool .