The water pump pulley remover installer tool set is made of heavy duty steel and is resistant to bending and failure. Long service life, quality tool. Includes: 1 x Forcing Screw & Puller Top Plate, 2 x Hex Head Cap Screws with Washers, 1 x Water Pump Pulley Installer, 1 x Shaft Protector, 1 x Swivel Head.