101704E
RUKO step drill bit, 12 steps, 3/16in, 1/4in, 5/16in, 3/8in, 7/16in, 1/2in, 9/16in, 5/8in, 11/16in, 3/4in, 13/16in and 7/8in, split point, 5% cobalt high-speed steel (HSSE-Co5), bright finish, 3/8in diameter 3-surface shank.
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This product will be discontinued once out of stock. No replacement is available.