Permits installation of tapered bearing races and seals without damage to the component or housing. Tapered side of driver is used to install races. Invert the driver to the flat side to install seals. Set is housed in a blow-molded plastic storage case. Weight 4lbs. 2oz. Includes: . Driver handle with bolt, plus these tool sizes: 1.565", 1.750", 1.965", 2.325", 2.470", 2.555", 2.830", 2.995", and 3.180"