SKU: 27215527149

Milwaukee #9 Step Drill Bit, 7/8 in. & 1-1/8 in., Black Oxide, Dual-Flute

Sale price$49.75 Regular price$55.28
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Description

Milwaukee #9 Step Drill Bit, 7/8 in. & 1-1/8 in., Black Oxide, Dual-Flute#9 Black Oxide Step Drill Bit (7 8 in. & 1 1 8 in.) Milwaukees #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

#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:

Specification Details
Bit Material Black Oxide
Drill Bit Type Step
Drill Bit Type(s) Included Step
Individual/Set Individual
Material Application Aluminum, Duct/Sheet Metal, Steel; also suitable for PVC/plastics
Shank Style 3-Flat Secure-Grip
Shank Diameter 3/8 in
Bit Diameter #9; steps 7/8 in and 1-1/8 in
Bit Length 2.95 in
Step Increments 0.125 in
Drilling Depth 2.125 in
Assembled Height 5.9 in
Assembled Width 4.9 in
Assembled Depth 1.325 in
Tools Product Type Power Tool Accessory
Self-Feeding No

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

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 27215527149

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4.3 ★★★★★
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A
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Amy
Dallas, US
★★★★★ 5
Bone for destroyers
Flavor Name: Bacon, Size: Small
4 months ago I Bought this bone for my 90lb lab who destroys all his bones, but not this one! It barely has any teeth/chew marks on it and it’s one of his favorites. It was a great find and I’ll be sure to buy again. If you have a dog that destroys bones I’d give this one a try.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 16, 2026
D
Verified Purchase
DSW
Lexington, US
★★★★★ 5
Immediate Doggy Happiness!
Flavor Name: Bacon, Size: Medium
Great dog bones! These are a nice size for my 55-pound Aussie, as well as our 96-pound Alaskan Shepherd. They are big enough to last for a while, and big enough to see so that I don't step on them with my bare feet; part of this is that they stick up off the floor a bit, instead of being a flat bone, all in one plane.
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Reviewed in the United States on May 17, 2026
L
Verified Purchase
Lulu13
Fort Morgan, US
★★★★★ 3
Nice size, the quality is changing. It is softer I believe than it used to be.
Flavor Name: Peanut Butter, Size: Large, Flavor Name: Peanut Butter, Size: Large
Not sure if something has changed in the way this product "Barkbone" is made. I bought this many times before and it lasted. Today, on my dogs first day of use, he had chipped through the material, and already destroying it. he has had it for less than 3 hours.
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Reviewed in the United States on September 29, 2025
B
Verified Purchase
BARBARA KING
Charlottesville, US
★★★★★ 5
Very durable
Flavor Name: Steak, Size: X-Large
This is great for an aggressive chewer lady a long time very durable
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Reviewed in the United States on May 6, 2026
S
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Sun Chi
Omaha, US
★★★★★ 5
Great long lasting chew
Flavor Name: Peanut Butter, Size: Large, Flavor Name: Peanut Butter, Size: Large
We really like having these bones on hand to keep our power chewing pitties busy. The large sizes are super convenient and long lasting, and our dogs really seem to enjoy them. We have gone through several orders over the last few years, and I anticipate to keep buying this brand.
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Reviewed in the United States on May 14, 2026

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