Milwaukee Step Drill Bit Set, 3-piece, Impact Resistant SHOCKWAVE™ 48899266

Step drill bits are ideal for drilling in the following materials: - alloyed and unalloyed sheets, profiles and pipes. - copper, brass and aluminium. - E
Trades: - Electrician: Drilling of panels and control cabinets for cable installations. - HVAC: Access holes for pipes and conduits. - Metalworker
Advantages of step drill bits over conventional drill bits: - One drill bit for different diameters. - Optimal solution for enlarging drill holes.
Center punching, drilling and deburring in one step
Rapid Strike drill tip for easier centering - no "wandering" of the drill bit and faster drilling progress without pre-drilling.
A special drill tip and a specific step geometry enable chatter-free drilling. Reduced risk of jamming at high speeds.
Optimized 2-spiral geometry with sharpened edges for up to 2x faster drilling progress.
Made from special steel with a black oxide coating for up to 4x longer lifespan.
Optimized for use with cordless power tools.
Laser marking of the diameters for long-lasting readability.
Each stage is back-ground for optimal drilling feed and automatic deburring.
Shaft with 3 clamping surfaces for secure hold in the drill chuck and optimal power transmission.