What are the diameter and cutting depth of this core drill bit?

This core drill bit features a 14 mm cutting diameter and a 50 mm cutting depth.

What type of shank does this core drill bit have?

It is equipped with a standard 3/4" Weldon shank.

Which magnetic drill machines are compatible with this bit?

It fits magnetic drilling units with a 3/4" Weldon holder, including Fein KBU, KBM, KBE, and AKBU series.

Which materials can be drilled with this bit?

The carbide-tipped design is suitable for drilling in various metals and steels.

What is the advantage of carbide (HM) compared to HSS?

Carbide-tipped teeth provide a significantly longer tool life and higher heat resistance during continuous drilling.

FEIN 63127278010 HM Ultra 50 core drill with 3/4" Weldon chuck, cutting depth 50 mm, tube dia 14 mm

Name: FEIN 63127278010 HM Ultra 50 core drill with 3/4" Weldon chuck, cutting depth 50 mm, tube dia 14 mm
Brand: FEIN
SKU: 03351708
Price: 47.8 EUR
Availability: InStock

Supplier number: FEIN 63127278010 | EAN 4014586272146

Recommended Retail Price €64.74

47.80 tax incl.

€39.50 excl. VAT (incl. all environmental contributions)

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

Ordered before 20:00 - delivered tomorrow 14/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

✆ Talk to a specialist

Fast metal coring with Fein

Practical benefits

Exceptional carbide cutting life: Fitted with durable carbide tips, you cut through tough metals with reduced wear and smooth operation.
Deep and accurate holes: A 50 mm cutting depth and 14 mm diameter allow you to produce clean bores quickly.
Secure Weldon shank fit: The 3/4" Weldon mount delivers solid torque transmission and prevents slipping in your magnetic drill.

In a nutshell

The right choise for

With the Fein hm Ultra 50 core drill bit, you drill clean and accurate holes through tough metals with ease. The durable carbide-tipped teeth provide exceptional tool life and heat resistance during continuous, heavy-duty coring. Featuring a 50 mm cutting depth and a 14 mm diameter, it allows you to produce deep through-holes in heavy steel beams and plates without the need for pilot drilling. The 3/4" Weldon shank ensures slip-free torque transfer and a secure fit in compatible magnetic drills such as the Fein KBU, KBM, KBE, and akbu series. This gives you optimal speed, precision, and control in the workshop or on-site.

Product information FAQ

€47.80

In stock - tax incl.

Key features according to our expert

Diameter: 14 mm
Cutting length: 50 mm
Connection profile: Weldon
For material: Metal
For model: KBU; KBM; KBE; AKBU

Product description

HM Ultra 50 core drills with 3/4 in Weldon holder
Longest service life and excellent machining ability. Metric dimensions, drilling depth 50 mm.

All Features

Diameter: 14 mm
Cutting length: 50 mm
Connection profile: Weldon
For material: Metal
For model: KBU; KBM; KBE; AKBU
Cutting depth: 50 mm
Tube ø: 14 mm

Brand FEIN
03351708
EAN 4014586272146
Supplier number FEIN 63127278010

Frequently asked questions about this product

Answered by specialists

What are the diameter and cutting depth of this core drill bit?: This core drill bit features a 14 mm cutting diameter and a 50 mm cutting depth.
What type of shank does this core drill bit have?: It is equipped with a standard 3/4" Weldon shank.
Which magnetic drill machines are compatible with this bit?: It fits magnetic drilling units with a 3/4" Weldon holder, including Fein KBU, KBM, KBE, and AKBU series.
Which materials can be drilled with this bit?: The carbide-tipped design is suitable for drilling in various metals and steels.
What is the advantage of carbide (HM) compared to HSS?: Carbide-tipped teeth provide a significantly longer tool life and higher heat resistance during continuous drilling.