Which materials is this diamond core bit suitable for?

It is designed for wet drilling in hard construction materials such as reinforced concrete and masonry.

What tool connection does the Milwaukee WCHP-TK 68 mm use?

This core bit features a standard 1 1/4" UNC reception.

What is the usable drilling depth of this core bit?

It has a usable working length of 450 mm and a total length of 525 mm.

What is the benefit of Thin Kerf technology?

The thinner cutting segment reduces drag, providing faster drilling and maximizing efficiency on cordless MX FUEL machines.

Can this core bit be used for dry drilling?

No, the WCHP-TK model is specifically engineered for wet drilling applications with water cooling.

MILWAUKEE 4932478954 MX FUEL THIN KERF diamond core cutter for wet drilling WCHP-TK 68mm

Name: MILWAUKEE 4932478954 MX FUEL THIN KERF diamond core cutter for wet drilling WCHP-TK 68mm
Brand: MILWAUKEE
SKU: 08069819
Price: 149.8 EUR
Availability: PreOrder

Supplier number: MILWAUKEE 4932478954 | EAN 4058546362362

Recommended Retail Price €302.56

149.80 tax incl.

€123.80 excl. VAT (incl. all environmental contributions)

On order: delivered from 14/10/2026

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-efficiency Milwaukee diamond core bit

Practical benefits

Fast cutting thin kerf: The thin-wall geometry reduces friction during wet coring, allowing you to penetrate heavily reinforced concrete with ease and speed.
Laser-welded resilient segments: High-grade 10 mm diamond segments are laser-welded to ensure dependable break resistance and a prolonged service life under load.
Standardized core connection: Featuring a standard 1 1/4" UNC reception, you secure the 68 mm bit firmly into your compatible diamond drilling rig.

In a nutshell

The right choise for

With the Milwaukee wchp-tk 68 mm diamond core bit, you power quickly and cleanly through tough materials like reinforced concrete and masonry. The thin-wall Thin Kerf design significantly minimizes friction during wet coring, boosting your drilling speed and preserving battery runtime on MX fuel machines. Laser-welded 10 mm diamond segments deliver high break resistance and a long working life under heavy use. Featuring a 450 mm working length and a standard 1 1/4" unc reception, it mounts securely to create accurate penetrations for pipes, cables, and 68 mm wall back boxes.

Product information FAQ

€149.80

tax incl.

Key features according to our expert

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

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

Brand MILWAUKEE
08069819
EAN 4058546362362
Supplier number MILWAUKEE 4932478954

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 hard construction materials such as reinforced concrete and masonry.
What tool connection does the Milwaukee WCHP-TK 68 mm use?: This core bit features a standard 1 1/4" UNC reception.
What is the usable drilling depth of this core bit?: It has a usable working length of 450 mm and a total length of 525 mm.
What is the benefit of Thin Kerf technology?: The thinner cutting segment reduces drag, providing faster drilling and maximizing efficiency on cordless MX FUEL machines.
Can this core bit be used for dry drilling?: No, the WCHP-TK model is specifically engineered for wet drilling applications with water cooling.