Set provides proper size driver for nearly all automotive seal, bearing, or bushing installation jobs. Includes discs, handles, spacers and drivers. Range of 5/8" to 2" diameter discs is perfect for automotive service . Heavy duty blow mold case provides convenient storage. Fully guaranteed Set includes disc sizes: 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8", 1-1/2", 1-5/8", 1-3/4", 1-7/8" and 2".