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DDL-HH Dry drill bits

for lightly reinforced concrete & masonry | in TGD® Technology

The newly developed PREMIUM dry drill bit for hand-guided drilling impresses in many respects. With TGD®-technology, a unique technology developed by TYROLIT for the optimised distribution of grain.

Core drilling system
Core drilling system
Universal
Universal
TGD®
TGD®
With TGD® Technology
Dry drill bit for hand-guided drilling impresses with a longer working length of 280 mm and improved segments for the highest safety requirements
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Variants

· 21 Type numbers

Specification

Description

The newly developed PREMIUM dry drill bit for hand-guided drilling impresses in many respects. With TGD®-technology, a unique technology developed by TYROLIT for the optimised distribution of grain.

Technical Data

Abrasive grain
Diamond (D)
Tool for
Core drilling system
Materials
Universal

Features

  • Segment height of 11.3 mm
  • With TGD® Technology
  • Hand‑held dry core bit with an increased usable length of 280 mm
  • Optimised segments meet the highest safety requirements

Application

Application

  • 1

    Ø 52 mm to 225 mm with a working length of 280 mm and 1 1/4" mounting