Milwaukee 48-89-9221 Black Oxide Step Drill Bit Set ( 3-Piece )
Milwaukee Step Drill Bits with JAM-FREE Performance feature a dual-flute design delivering up to 2 times faster hole times, up to 4 times longer life and up to 50% more holes per battery charge than competitors. Ideal for drilling small and large-diameter holes in steel and plastic, these bits are optimized for Cordless Drills in High Speed. The Rapid Strike tip allows for a fast and accurate start that generates less heat, resulting in longer bit tip life. Black-oxide coating also enhances durability, hole quality and bit life. For user convenience and accuracy, each bit has laser-engraved reference marks you can see while drilling. The 3-flat Secure-Grip shank ensures a solid connection with the drill chuck. The Step Drill Bit 3-Piece Set includes bits #1 (48-89-9201), #2 (48-89-9202) and #4 (48-89-9204). Jam-Free Performance in high speed with most professional 18-Volt cordless drills with lithium-ion battery technology.
- Jam-free performance: dual-flute design optimized for cordless drills in high speed provides greater speed and control
- Rapid strike tip: creates fast, accurate starts and generates less heat
- Laser-engraved reference marks: easily stop on any whole size
- 3-flat secure-grip shank: reduces bit slippage in the chuck
- Includes one 48-89-9201 Milwaukee 1 step bit 1/8 in. to 1/2 in. one 48-89-9202 Milwaukee 2-step bit 3/16 in. to 1/2 in. one 48-89-9204 Milwaukee 4 step bit 3/16 in. to 7/8 in.
- Up to 4 times longer bit life: optimized geometry with black oxide coating to cut faster and produce less heat
- Up to 2 times faster: optimized for cordless drills in high speed