PNEUMATIC BUSHING DRIVER SET REMOVES AND INSTALLS TRUCK AND TRAILER 1-3/8" ANCHOR PIN BUSHINGS AND STUCK ANCHOR PINS. INCLUDES AN 11-1/2" LONG DRIVER THAT ALLOWS BUSHINGS TO BE DRIVEN STRAIGHT WITHOUT REMOVING THE HUB ASSEMBLY. DOUBLE-SIDED CONE SNAPS ONTO DRIVER TO DRIVE OUT AND INSTALL BUSHINGS. USE FLANGED END TO INSTALL AND TAPERED END TO REMOVE. ALSO REMOVES TRUCK LEAF SPRING BUSHINGS.