#1 Black Oxide Step Drill Bit (1/8–1/2 in.)

This Milwaukee #1 step drill bit features a black oxide coating and dual-flute design for jam-free, faster drilling. Optimized for cordless drill/drivers, it delivers accurate starts with a Rapid Strike tip and laser‑engraved size markings. Ideal for PVC, aluminum, duct/sheet metal, and mild steel.

Key Features:

• Jam-Free Performance: Dual-flute design optimized for cordless drills provides greater speed and control
• Rapid Strike Tip: Fast, accurate starts with less heat for longer tip life
• Laser-Engraved Marks: Clear size references to stop precisely on whole sizes
• Secure-Grip Shank: 3-flat shank reduces bit slippage in the chuck
• Durable Black Oxide Coating: Enhanced life and hole quality when drilling metal and plastics

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What materials can this bit drill?
A: PVC, aluminum, duct/sheet metal, mild steel; not recommended for stainless without cutting fluid (use cobalt variants for that).

Q: Will it work with my drill?
A: Yes, it fits standard drill/drivers with a 1/4 in. shank.

Q: What are the step sizes?
A: Sizes from 1/8 in. to 1/2 in. in 1/32 in. increments (13 steps).

Q: Is it designed for cordless tools?
A: Yes, the dual-flute design is optimized for high-speed cordless drilling.

Q: How long is the bit?
A: Overall bit length is approximately 3.11 inches.

Precision Meets Power in a Sleek, Black Oxide Finish

This step bit brings refined functionality to the workshop, moving from delicate pilot holes to bold openings with fluid ease. Its laser-etched markings and streamlined silhouette add a smart, modern touch to any tool kit. Pair it with a compact cordless drill for effortless, controlled cuts through sheet metal and PVC. A must-have detail for projects that demand efficiency and a polished result.

Upgrade your drill kit with Milwaukee’s jam-free step bit for faster, cleaner holes in metal and PVC—add it to your cart now.

Warranty