Universal 4-in-1 steel key with cast-iron head. Corrosion-resistant powder-coated finish. Excellent leverage, high torque and long reach. T-handle incorporates lifting tool. For switching water supply off and on by rotating the external stopcock. Universal 4-in-1 steel key with cast-iron head. Corrosion-resistant powder-coated finish. Excellent leverage, high torque and long reach. T-handle incorporates lifting tool. For switching water supply off and on by rotating the external stopcock.