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Vorfal  |  SKU: V04609

Adapter 1 1/4" UNC to SDS Max Diamond Core Drill Bit Adapter for Core Drills

€1699
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Description

1 1/4" UNC to SDS-Max Adapter for Diamond Core Drill Bits – Compatible with SDS-Max Rotary Hammers

The 1 1/4" UNC to SDS-Max adapter allows the use of diamond core drill bits with a 1 1/4" UNC thread on rotary hammers with an SDS-Max chuck. It provides a robust connection between professional core drill bits and powerful SDS-Max drilling machines – ideal for heavy drilling in concrete, masonry, and stone. Made from solid steel, the adapter is durable, stable, and perfectly suited for demanding applications.

Areas of Application

The SDS-Max adapter with 1 1/4" UNC thread is designed for a wide range of applications – from professional construction to specialized installation work. Particularly suitable for:

  • Heavy Core Drilling in Construction – Perfect for large-diameter drilling in concrete walls, ceilings, or foundations.
  • Renovation and Restoration of Old Buildings – For clean breakthroughs when retrofitting pipes or technical systems.
  • Plumbing, Heating, and Electrical Engineering – Ideal for creating precise openings for pipes, cables, or ventilation systems.
  • Industrial and Plant Engineering – For professional users who require robust connections and reliable performance under continuous load.

Advantages in Detail

  • Compatibility: Suitable for diamond core drill bits with 1 1/4" UNC thread and SDS-Max rotary hammers.
  • Robust Construction: Made of high-quality tool steel – for maximum stability and long service life.
  • Overall Length approx. 190 mm: Optimal length for comfortable handling and efficient power transmission.
  • Professional Use: For the highest demands on the construction site or in a craft business.
  • Quick Assembly: Can be used without tools – saves time and increases efficiency during work.

Summary

The 1 1/4" UNC to SDS-Max adapter is the ideal accessory for anyone who wants to combine powerful SDS-Max rotary hammers with diamond core drill bits. Its robust design, high precision fit, and easy handling make it an indispensable tool in the construction, installation, and renovation sectors.

product information

  • FAQ – Frequently Asked Questions

    Is the SDS-Plus adapter compatible with all SDS-Plus rotary hammers?
    Yes, the adapter fits all common SDS-Plus rotary hammers with standardized SDS-Plus chucks.

    Does the SDS-Max adapter work with every SDS-Max tool?
    Yes, the adapter is universally compatible with all SDS-Max rotary hammers that have a standard chuck.

    Can I perform hammer drilling with these adapters?
    Yes, all adapters (SDS-Plus, SDS-Max, M16) are suitable for use with hammer drills, combination hammers, and core drilling machines.

    What is the intended application for the adapters?
    Ideal for using diamond core bits with 1 1/4" UNC thread – e.g., for core drilling in concrete, brick, masonry, or natural stone.

    Can I use SDS-Plus tools with the SDS-Max adapter?
    No, a special SDS-Max-to-SDS-Plus adapter is required for that. The UNC adapter is only suitable for core bits.

    Is the M16 to 1 1/4" UNC adapter compatible with hand drills?
    Yes, many hand and drill press machines with an M16 external thread can use diamond core bits with 1 1/4" UNC using this adapter.

    Are the adapters suitable for continuous use?
    Yes, they are made of hardened tool steel and can withstand intensive and repeated use.

    Do I need additional tools for assembly?
    No, the adapters can be assembled quickly and easily by hand – without special tools.

manufacturer information

manufacturer / importer / EU economic operator
Brand: Vorfal / Vorcan

PPHU MS TOOLS Mikołaj Śnieżek
ul. Kopernika 8a,
48-340 Głuchołazy
Phone: +48 795-555-950
E-mail: mstoolspol@gmail.com
Poland

Brand: Tagred / Power-Black

Company Handlowa IN – HOME Justyna Siudek
ul. Tczewska 1
87-100 Nowe
Email: sklep@tagred.pl
Phone: +48698593135
Poland

Brand: Stoner / Silver

ELMAX Robert Masłowski spółka komandytowa
ul.GIEŁDOWA 7
15-694 FASTY BIAŁYSTOK
Email: zakupy@silvertools.com.pl
Phone: +48 733 596 666
Poland

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