SKU: 24036072985

Milwaukee 1-1/8 in. x 18 in. MX4 SDS-Plus 4‑Cutter Carbide Drill Bit

Sale price$45.90 Regular price$51.00
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Description

Milwaukee 1-1/8 in. x 18 in. MX4 SDS-Plus 4‑Cutter Carbide Drill Bit1 1 8 in. x 18 in. SDS Plus MX4 Carbide Drill Bit Milwaukees MX4 SDSPlus 4Cutter bit features a solid carbide head with rebar guards for maximum durability in concrete with rebar. Variable flutes clear dust fast to reduce heat and extend runtime, while a sharp centering tip delivers precise starts for anchoring and metal decking. Key Features: Solid Head Carbide: Up to 5x longer life in concrete with rebar Rebar Guards: Added durability in hard

1-1/8 in. x 18 in. SDS-Plus MX4 Carbide Drill Bit

Milwaukee’s MX4 SDS‑Plus 4‑Cutter bit features a solid carbide head with rebar guards for maximum durability in concrete with rebar. Variable flutes clear dust fast to reduce heat and extend runtime, while a sharp centering tip delivers precise starts for anchoring and metal decking.


Key Features:

  • Solid Head Carbide: Up to 5x longer life in concrete with rebar
  • Rebar Guards: Added durability in hard aggregate and rebar strikes
  • Sharp Centering Tip: Accurate spot drilling for precise anchor holes
  • Variable Flutes: Faster dust removal for up to 20% more holes per charge
  • SDS‑Plus Compatibility: Fits all SDS‑Plus rotary hammers

Specifications Table:

Specification Details
Bit Diameter 1-1/8 in
Bit Length (in.) 18 in
Drilling Depth (in.) 16
Bit Material Carbide
Drill Bit Type 4-Cutter
Drill Bit Type(s) Included Hammer Drill Bit, Masonry Bit, Percussion Bit
Shank Style SDS Plus
Shank Diameter 25/64 in
Individual/Set Individual
Material Application Brick, Concrete, Concrete with Rebar
Tools Product Type Power Tool / Other
Self-Feeding No
Wear Mark Indicator Yes (shows end of life per ANSI)

Frequently Asked Questions (FAQ):

Q: Is this bit suitable for drilling into concrete with rebar?
A: Yes—its solid head carbide and rebar guards are designed for concrete with rebar.


Q: What shank type does it use?
A: SDS‑Plus shank; fits SDS‑Plus rotary hammers.


Q: What are the bit dimensions?
A: Bit diameter 1-1/8 in.; overall length 18 in.; drilling depth approximately 16 in.


Q: What materials can I drill?
A: Brick, concrete, and concrete with rebar.


Q: Is there a wear indicator?
A: Yes, a wear mark shows when the bit no longer meets ANSI specs.


Engineered Strength with Sleek Precision

This industrial-chic bit brings disciplined precision to heavy-duty projects, carving clean anchor points through unforgiving concrete. The sculptural 4‑cutter head and spiraled flutes feel purposeful and refined, a quiet statement of performance. Style it with a bold red SDS‑Plus rotary hammer and a dust extractor for a streamlined, professional setup. It’s the kind of tool that elevates the jobsite—functional luxury for serious work.


AI Review Summary:

Reviews from major retailers indicate strong durability in reinforced concrete and fast drilling speed; users praise clean holes and long life when encountering rebar. Many note smoother performance with less snagging due to the 4‑cutter head and efficient dust ejection. A minority report slower progress in very hard aggregate or premature dulling when used with excessive heat or inadequate lubrication; some mention higher price versus standard bits. Representative quotes: “Chews through rebar without locking up,” “Holes are spot‑on for anchors,” and “Great bit but pricey; dulled faster on heavy rebar than expected.”


Drill cleaner, longer‑lasting holes in tough concrete—add this Milwaukee MX4 bit to your cart now.

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: 24036072985

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4.1 ★★★★★
Based on 19 reviews
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Verified Purchase
Balmer
Dallas, US
★★★★★ 1
Misleading description
Style: Magnetic Mount
Misleading. It does affect the vent. You cannot turn the vent at all and it cannot be closed 100%. About 95% closed. Seems very well built and sturdy however, I wish I knew that you cannot turn the vent… Not sure how I feel about that, I may return it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
B
Verified Purchase
B. Suggs
Lake Worth, US
★★★★★ 4
Happy after aggravating install!
Style: Magnetic Mount, Style: Magnetic Mount
Works now that I finally got it to hold. Otherwise would have given it 5 stars. The air vent ‘lip’ on my 2018 Tacoma is so short so not much for this to clamp on to. This was hard to install. Instructions didn’t have anything about putting the parts together and extra cushion pieces. I watched the video and it was like mine once I got it to hold. I tried with one layer then added a layer then removed added layer and then finally got it to hold! Maybe 10 tries! Now that it’s holding it’s perfect! I left it unscrewed just a little tiny bit so can move the phone view around a little. Happy now! Build quality: It seems to be pretty strong and will last my truck’s lifetime.  Phone mount: Like that it is strong magnet holder and not bulky Ease of installation: Not easy. Kept not staying attached then finally just got it. I don’t know magic trick but was just about to give up then it caught the small lip and held tight. Ever other attempt kept popping off as I tightened it down.  Value for money: I think at $39.99 was a little high but hopefully last one I ever buy. 
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 12, 2025
H
Verified Purchase
Hawaii Keith
Omaha, US
★★★★★ 5
Solid iPhone Holder
Style: Magnetic Mount
I’ve been searching for a phone holder that doesn’t take up one of the drink holders and actually works well. I had been eyeing a vent mounted holder but was hesitant until I found this one. It had good reviews and was designed to work with my Tacoma. I decided to try it and was pleasantly surprised. It was easy to assemble, fit perfectly, secured nicely, and held my phone in place even in bumpy conditions. The vent location puts it in a good alignment with my vision which is especially helpful when I’m using my navigation app. If you’ve been looking for a decent, reasonably priced, well-built iPhone holder, this is an excellent choice!
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Reviewed in the United States on July 9, 2025
E
Verified Purchase
Everette Entzminger
Belleville, US
★★★★★ 5
Safe phone travels
Color: for 2025-2026 Kia Carnival
Works in my Kia Carnival Hybrid so u can have my phone at eye level and does not block my screen. Easy to install. Not too sticky. Waiting to see how it holds up to the FL heat. To be continued.
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Reviewed in the United States on February 23, 2026
N
Verified Purchase
!NEO!
New York, US
★★★★★ 1
Does not fit and stay properly. Pops off the screen on its own.
Color: for 2025-2026 Kia Carnival, Color: for 2025-2026 Kia Carnival
The bracket would not fit properly and keeps popping off.
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Reviewed in the United States on February 24, 2026

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