#9 Black Oxide Step Drill Bit (7/8 in. & 1-1/8 in.)

Milwaukee’s #9 Step Drill Bit features a black oxide coating and dual-flute design for jam-free performance and long life. The Rapid Strike tip starts fast with less heat, while laser-engraved marks ensure accurate sizing in steel, aluminum, sheet metal, and plastics.

Key Features:

• Jam-Free Performance: Dual-flute design optimized for high-speed cordless drilling delivers up to 2X faster hole times
• Fast, Accurate Starts: Rapid Strike tip reduces heat build-up and walking
• Durable Black Oxide: Coating improves wear resistance and hole quality
• Precision Sizing: Laser-engraved reference marks visible while drilling
• Secure Grip: 3-flat shank minimizes bit slippage in the chuck

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What materials can this bit drill?
A: It’s ideal for aluminum, duct/sheet metal, mild steel, and plastics like PVC.

Q: What sizes does this #9 bit create?
A: Two steps: 7/8 in. and 1-1/8 in., with 1/8 in. step increments.

Q: Will it work with my drill?
A: Yes—fits standard drill/drivers with 3/8 in. or larger chucks; features a 3-flat secure-grip shank.

Q: How long is the bit?
A: Overall bit length is approximately 2.95 in.

Q: Is it suited for cordless use?
A: Yes, it’s optimized for high-speed cordless drilling with jam-free performance.

Industrial Precision, Effortlessly Executed

This step bit brings a sleek, architectural clarity to every opening you create—clean, concentric, and exact. The dual-flute silhouette and black oxide finish feel both refined and hardworking, a subtle nod to considered craftsmanship. Style it with matte-black hardware and tidy wireways for a polished utility room or workshop vignette. It’s a small tool that makes every detail feel luxuriously intentional.

AI Review Summary:

Across major retailers, buyers praise the bit’s clean cuts in sheet metal and electrical work, citing fast starts and minimal grabbing. Many note the legible laser marks and stable 3‑flat shank. Some report reduced performance or wear in thick/harder steels without cutting fluid, and a few mention the large size needs a sturdy drill. Representative quotes: “Starts quick, no walking,” “Great for panel knockouts,” and “Works best in mild steel—go slow and use oil for longevity.”

Drill cleaner, faster holes in metal and plastic—add this Milwaukee step bit to your kit today.

Warranty