Which materials is this diamond core bit suitable for?

It is designed for wet drilling in reinforced concrete, masonry, and stone.

What thread connection does this core bit have?

It features a standard 1 1/4" UNC reception for compatible diamond core drills.

What are the dimensions of this core cutter?

It has a diameter of 121 mm and a working length of 450 mm.

What is the benefit of the thin kerf design?

The thin kerf reduces cutting resistance for faster drilling and maximizes cordless battery runtime.

What is the height of the diamond segments?

The laser-welded diamond segments have a height of 10 mm for extended service life.

MILWAUKEE 4932472196 MX FUEL THIN KERF diamond core cutter for wet drilling WCHP-TK 121mm

Name: MILWAUKEE 4932472196 MX FUEL THIN KERF diamond core cutter for wet drilling WCHP-TK 121mm
Brand: MILWAUKEE
SKU: 03075302
Price: 218.4 EUR
Availability: PreOrder

Supplier number: MILWAUKEE 4932472196 | EAN 4058546325923

Recommended Retail Price €442.26

218.40 tax incl.

€180.50 excl. VAT (incl. all environmental contributions)

On order: delivered from 13/10/2026

Delivery by DHL

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How does it work?

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.
For a total order value of €500 excl. VAT up to but excluding €750 excl. VAT, you receive a FREE Milwaukee M18 125 mm Random Orbital Sander cordless random orbital sander (4933464228) worth €168.90.
For a total order value of €750 excl. VAT or more, you receive a FREE Milwaukee M18 FUEL 125 mm cordless angle grinder with slide switch and brake worth €357.90.
The free item is automatically added to your order. No registration is required.
This promotion cannot be combined with the ongoing Milwaukee Cashback Promotion on Milwaukee hand tools. An invoice for which you receive a free Buy More, Get More gift therefore cannot also be submitted for the Milwaukee hand tools cashback promotion.
The promotion is valid from 01.10.2026 to 31.10.2026.
Milwaukee Buy More, Get More deals are recognisable by the promotion label on the product page. Click the label to view all available deals.

High-speed coring with the Milwaukee WCHP-TK drill bit

Practical benefits

Faster cutting through concrete: The thin kerf design ensures you penetrate reinforced concrete and tough masonry with minimal resistance.
Laser-welded diamond segments: Featuring durable 10 mm high segments, you benefit from extended service life and reliable breakage resistance.
Universal tool reception: Standard 1 1/4" UNC fitting allows you to mount the core bit smoothly onto compatible wet-drilling rigs.

In a nutshell

The right choise for

With the Milwaukee wchp-tk wet diamond core drill bit, you create clean 121 mm penetrations through reinforced concrete, masonry, and tough stone with complete control. The thin kerf design significantly reduces cutting resistance, ensuring faster drilling progress and maximising battery efficiency on cordless core drills. Featuring robust 10 mm high laser-welded diamond segments, this bit withstands elevated temperatures and prevents tooth breakage for long-lasting durability. With a practical working length of 450 mm and a universal 1 1/4" unc reception, you can mount it smoothly onto compatible core drill rigs for demanding piping, drainage, and duct installations.

Product information FAQ

€218.40

tax incl.

Key features according to our expert

Diameter: 121 mm
Length: 450 mm
Product Range: Milwaukee MX FUEL THIN KERF

Product description

Standard 1/2" G reception up to 45 mm, standard 1 1/4" UNC reception from 46 mm to 150 mm.
Laser welded segments guarantee against break off.
10 mm segment height for superior life time.
Suitable for reinforced concrete.
For wet drilling.

All Features

Diameter: 121 mm
Length: 450 mm
Overall length (mm): 525
Working length (mm): 450
Segment height (mm): 10
Product range: Milwaukee MX FUEL THIN KERF

Brand MILWAUKEE
03075302
EAN 4058546325923
Supplier number MILWAUKEE 4932472196

Frequently asked questions about this product

Answered by specialists

Which materials is this diamond core bit suitable for?: It is designed for wet drilling in reinforced concrete, masonry, and stone.
What thread connection does this core bit have?: It features a standard 1 1/4" UNC reception for compatible diamond core drills.
What are the dimensions of this core cutter?: It has a diameter of 121 mm and a working length of 450 mm.
What is the benefit of the thin kerf design?: The thin kerf reduces cutting resistance for faster drilling and maximizes cordless battery runtime.
What is the height of the diamond segments?: The laser-welded diamond segments have a height of 10 mm for extended service life.