Includes (1) automatic center punch as well as (1) 11-step drill bit and (1) 12-step drill bit Crafted from heavy-duty HSS (High-Speed Steel) for long-lasting performance Small drill bit offers the following sizes: 3/16 in., 1/4 in., 5/16 in., 3/8 in., 7/16 in., 1/2 in., 9/16 in., 5/8 in., 11/16 in., 3/4 in., 13/16 in. and 7/8 in. Large drill bit offers the following sizes: 1/4 in., 25/64 in., 35/64 in., 11/16 in., 13/16 in., 7/8 in., 1 in., 1-1/8 in., 1-7/32 in., 1-1/4 in. and 1-3/8 in. Packaged in a plastic storage case for safekeeping