Which machines are compatible with this hammer drill bit?

This hammer drill bit features an SDS-Plus shank and fits all rotary hammers with an SDS-Plus chuck.

Is this drill bit suitable for reinforced concrete?

Yes, the solid 4-cutter carbide head prevents jamming and bit breakage when hitting rebar.

What is the usable drilling depth of this drill bit?

The total length is 250 mm with a working length of 200 mm and a diameter of 20 mm.

What are the benefits of the 4-flute MX4 geometry?

The 4-flute geometry ensures fast dust extraction, reduces friction, and creates round holes for anchor fixings.

Which materials can you drill with this bit?

You can use this bit for concrete, reinforced concrete, masonry, sand-lime brick, and natural stone.

MILWAUKEE 4932356504 SDS-Plus MX4 hammer drill 4-coil 20x250mm

Name: MILWAUKEE 4932356504 SDS-Plus MX4 hammer drill 4-coil 20x250mm
Brand: MILWAUKEE
SKU: 02879771
Price: 35.4 EUR
Availability: InStock

Supplier number: MILWAUKEE 4932356504 | EAN 4002395320974

Recommended Retail Price €69.39

35.40 tax incl.

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

On stock - immediately available

Ordered before 20:00 - delivered tomorrow 07/10/2026
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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Precise drilling through reinforced concrete

Practical benefits

Perfectly round anchor holes: Symmetrical 4-cutter geometry from Milwaukee prevents jamming and creates precise holes for secure anchor placement.
Efficient dust debris extraction: The high-volume 4-flute design rapidly channels dust away from the hole, ensuring you maintain fast drilling speeds.
Resilient solid carbide tip: The heavy-duty carbide head provides enhanced durability so you can drill through tough concrete and rebar.

In a nutshell

The right choise for

With the Milwaukee SDS-Plus MX4 hammer drill bit, you drill quickly and accurately through tough concrete and reinforced concrete. The symmetrical 4-cutter solid carbide head prevents jamming when hitting rebar, creating precise, round holes for secure anchor placement. Its high-volume 4-flute design channels dust and debris away instantly, reducing friction and vibration so you maintain steady progress without interruption. Featuring a 20 mm diameter, a 200 mm working length, and a 250 mm total length, this bit gives you the strength and reliability needed for heavy-duty installation work.

Product information FAQ

€35.40

In stock - tax incl.

Key features according to our expert

Diameter: 20 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: 20 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
Working length (mm): 200

Brand MILWAUKEE
02879771
EAN 4002395320974
Supplier number MILWAUKEE 4932356504

Frequently asked questions about this product

Answered by specialists

Which machines are compatible with this hammer drill bit?: This hammer drill bit features an SDS-Plus shank and fits all rotary hammers with an SDS-Plus chuck.
Is this drill bit suitable for reinforced concrete?: Yes, the solid 4-cutter carbide head prevents jamming and bit breakage when hitting rebar.
What is the usable drilling depth of this drill bit?: The total length is 250 mm with a working length of 200 mm and a diameter of 20 mm.
What are the benefits of the 4-flute MX4 geometry?: The 4-flute geometry ensures fast dust extraction, reduces friction, and creates round holes for anchor fixings.
Which materials can you drill with this bit?: You can use this bit for concrete, reinforced concrete, masonry, sand-lime brick, and natural stone.