Equip your semi truck to be Ready for the Road Ahead , with the Bosch 30-Ton King Pin Pusher Set, a crucial element that rapidly replaces kingpins. This replacement tool works to quickly remove existing kingpins, eliminating the need for traditional torch and hammer methods. Engineered with hydraulic-powered design to work on both tapered and straight kingpins. FleetPride is your First Click in Heavy Duty .