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internationaltools_841000403
internationaltools_841000403_2
internationaltools_841000403
internationaltools_841000403_2

INTERNATIONAL TOOLS 841000403 ECO PRO drill sleeve (reducing sleeve) DIN 2185 MK 4 to MK 3

Supplier number: INTERNATIONAL TOOLS 841000403 | EAN 8716563290315
14.53 tax incl.
€12.01 excl. VAT (incl. all environmental contributions)
On stock - immediately available | we have 3 products in stock.

  • Ordered before 20:00 - delivered tomorrow 01/10/2026
  • Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
  • Delivery by DHL
  • Delivered from Belgium

Precise size reduction for morse tapers

Practical benefits
  • Flexible morse taper reduction: You effortlessly fit MT 3 shank tools into machines equipped with an MT 4 spindle.
  • ECO PRO drill sleeve: Built to DIN 2185 standards, you achieve an exact fit and dependable concentricity on every drilling job.
  • Fully hardened and ground: The hardened steel construction resists wear under high load, ensuring you maintain optimal stability throughout heavy-duty drilling.

In a nutshell

The right choise for

With the International Tools eco pro din 2185 drill sleeve, you adapt your machine setup efficiently without buying duplicate tooling. This reduction sleeve lets you seamlessly mount cutting tools and drill bits with an MK3 Morse taper shank into an MK4 machine spindle, making it ideal for drill presses, milling machines, and lathes. Manufactured in accordance with the din 2185 standard, it delivers a precise fit and reliable concentricity. The sleeve is fully hardened and precision ground to withstand heavy workshop loads and prevent wear. You achieve exceptional stability and accuracy on every metalworking project.



€14.53
In stock - tax incl.

Product information

Key features according to our expert

  • Shank size: MK3
  • Shank type: Morse taper - external
  • Tool holder size: MK4
  • Tool holder type: Morse taper - internal
  • Standard: DIN 2185

Product Description:

  • International Tools ECO PRO DIN 2185 Morse Taper Sleeve (Reducing Bush) MT x MT
  • DIN 2185, completely hardened and ground

All Features

Shank size
MK3
Shank type
Morse taper - external
Tool holder size
MK4
Tool holder type
Morse taper - internal
Standard
DIN 2185
Quality
ECO PRO
Shank (d2)
MK 4
Total length (l1)
140 mm
Diameter ø (d1)
MK 3

Frequently asked questions about this product

Answered by specialists
What is this reduction sleeve used for?
This sleeve allows you to fit tools with an MK3 Morse taper into a machine spindle with an MK4 taper socket.
Which standard does this sleeve comply with?
The reduction sleeve is precision manufactured in accordance with the DIN 2185 standard.
What are the taper sizes of this sleeve?
It features an internal MK3 Morse taper and an external MK4 Morse taper shank.
Is this reduction sleeve hardened and ground?
Yes, the ECO PRO sleeve from International Tools is fully hardened and precision ground for durability and fit.
Which machines are compatible with this sleeve?
It fits any drill press, milling machine, or lathe equipped with an MK4 spindle socket.
Questions about this product?

Our product specialists are happy to help with any questions about this range. Call, email or chat with us!

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