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.