Which materials is this hammer drill bit suitable for?

This bit is designed for drilling into concrete, reinforced concrete, masonry, and natural stone.

Which machines are compatible with this drill bit?

It features an SDS-Plus shank and fits any rotary hammer equipped with an SDS-Plus chuck.

What is the maximum working drilling depth?

The total length is 250 mm, providing an effective working length of 200 mm.

What is the advantage of the 4-cutter head geometry?

The 4-cutter head drills round holes for anchors and resists jamming when hitting rebar.

What is the purpose of the 4-flute design?

The 4-flute design ensures fast dust extraction, maximizing drilling speed and reducing wear.

MILWAUKEE 4932399332 SDS-Plus MX4 hammer drill 4-coil 22x250mm

Name: MILWAUKEE 4932399332 SDS-Plus MX4 hammer drill 4-coil 22x250mm
Brand: MILWAUKEE
SKU: 02879812
Price: 35.4 EUR
Availability: InStock

Supplier number: MILWAUKEE 4932399332 | EAN 4002395359608

Recommended Retail Price €70.72

35.40 tax incl.

€29.26 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 3 products in stock.

Ordered before 20:00 - delivered tomorrow 15/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL
Delivered from Belgium

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Buy Milwaukee products with a total order value of at least €250 excl. VAT.
For a total order value of €250 excl. VAT up to but excluding €500 excl. VAT, you receive a FREE Milwaukee 12-piece Tri-Lobe screwdriver set (4932472003) worth €55.90.
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The promotion is valid from 01.10.2026 to 31.10.2026.
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Accurate drilling with Milwaukee SDS-Plus MX4

Practical benefits

Perfectly round drilled holes: The symmetrical four-cutter geometry prevents jamming in rebar while ensuring precise holes for secure anchor fixings.
Fast dust extraction: The high-volume four-flute design removes debris quickly, reducing heat buildup and friction as you drill.
Precise spot drilling: The sharp centering tip prevents slipping so you can position your holes accurately on concrete surfaces.

In a nutshell

The right choise for

With the Milwaukee SDS-Plus MX4 hammer drill bit, you drill smoothly and accurately into masonry, stone, and reinforced concrete. The symmetrical four-cutter geometry with a carbide tip prevents jamming when striking rebar, producing round 22 mm holes for secure mechanical and chemical anchor fixings. a sharp centering tip lets you start drilling precisely without wandering across hard concrete surfaces. Meanwhile, the four-flute design removes dust and debris efficiently, reducing heat and friction to maintain fast drilling progress. With an overall length of 250 mm and an effective working length of 200 mm, this SDS-Plus bit delivers the dependable performance needed for conduit penetrations and demanding site installations.

Product information FAQ

€35.40

In stock - tax incl.

Key features according to our expert

Diameter: 22 mm
Drill bit type: Hammer drill bit
Overall length: 250 mm
Shank type: SDS-plus
Material (drill bit): Carbide tip
Number of cutting edges: 4 ea
Cutting length: 200 mm

Product description

The Milwaukee MX4 SDS-Plus drill bit is engineered for the toughest applications, featuring innovative fully welded solid carbide tip technology (up to Ø 20 mm) for maximum durability in rebar and unmatched drilling speed in concrete.
4-Cutter solid carbide tip: Enhanced geometry with a sharp centering tip, rebar guards, and new dust grooves delivers clean starts, precise holes, and maximum life when drilling through rebar - even under extreme jobsite conditions.
Optimised flute design with reinforced core: A thicker core combined with alternating SPEED and HEAVY-DUTY spirals ensures fast debris removal, reduced friction, and superior stability in demanding applications.
Convex shank for maximum energy transfer: The convex shank end optimises energy transfer from tool to tip, boosting impact force, drilling efficiency, and jobsite productivity.
One-Piece slotted carbide tip for Ø >20 mm: For large-diameter concrete drilling, this design offers exceptional strength, extended bit life, and break resistance in heavy-duty use.
PGM certified: Meets industry standards for precision and safety, making it the ideal choice for anchor setting.
Made in Germany: Manufactured to the highest standards for uncompromising quality, reliability, and performance on every jobsite.

All Features

Diameter: 22 mm
Drill bit type: Hammer drill bit
Overall length: 250 mm
Shank type: SDS-plus
Material (drill bit): Carbide tip
Number of cutting edges: 4 ea
Cutting length: 200 mm
Overall length (mm): 250
Pre-drilling: Suitable
Working length (mm): 200

Brand MILWAUKEE
02879812
EAN 4002395359608
Supplier number MILWAUKEE 4932399332

Frequently asked questions about this product

Answered by specialists

Which materials is this hammer drill bit suitable for?: This bit is designed for drilling into concrete, reinforced concrete, masonry, and natural stone.
Which machines are compatible with this drill bit?: It features an SDS-Plus shank and fits any rotary hammer equipped with an SDS-Plus chuck.
What is the maximum working drilling depth?: The total length is 250 mm, providing an effective working length of 200 mm.
What is the advantage of the 4-cutter head geometry?: The 4-cutter head drills round holes for anchors and resists jamming when hitting rebar.
What is the purpose of the 4-flute design?: The 4-flute design ensures fast dust extraction, maximizing drilling speed and reducing wear.