4935076 Features: -Drill bit set.-Patented carbide tip controlled self centering when starting holes.-Patented flute design for rapid dust removal reduces clogging and increases penetration speed.-Short drill head forces drilling dust into flute.-140° cutting tip provides more cutting surface.-5 piece set. Includes: -Includes one 5/32'' x 6'' bit, one 3/16'' x 6'' bit, one 1/4'' x 6'' bit, one 3/8'' s 6'' bit, and one 1/2'' x 6'' bit.