The SNAPPY 25-Piece Countersink Drill and Driver Bit Set will have you ready for most any fastening job around the house or in the shop. Five sizes of Gold Screw Countersinks, seven sizes of drill bit adapters and six sizes of driver bits along with a host of accessories fit snugly in an industrial quality Quick-Change Chuck. Best of all, the set includes a great storage pouch that keeps all of these bits and the Quick-Change Chuck close at hand. Features: Countersinks: 5/64" x 3/8", 3/32" x 3/8", 7/64" x 3/8", 1/8" x 3/8", 9/64" x 1/2" - Drill Bit Adapters: 1/16", 3/32", 1/8", 5/32", 3/16", 7/32", 1/4" - Industrial Driver Bits: #1PH x 2", #2PH x 2", #3PH x 2", #1SQ x 2", #2SQ x 2", #3SQ x 2" - Quick-Change Chuck, 3/8" and 1/2" countersink stop collars, hex shank socket, 3/32" and 1/8" hex keys - Rugged no-rip nylon pouch with carry handle, belt loop and small parts pocket