Milwaukee - Step drill set (3pc)
Contents: Includes 3 step drill bits: 4 - 12 mm/1, 4 - 20 mm, 6 - 35 mm. Produced from custom engineered steel with black oxide coating for 4 x longer life. Optimized for use with high speed cordless drills. Laser engraved size markings for best long term visibility. Each step is relief ground to drill and deburr automatically.