HILTI DD250 Core Drilling Rig

Features

Air-cooled, heavy-duty drive unit with four-speed gearing and convenient controls
Optional BL quick-release connection lets you change core bits in seconds €“ no tools required (keyless system)
Hole-starting function for large-sized core bits
Real-time information display €“ digital spirit level, gear selector, power control function, trip counter, running time counter and easily understood service messages
Designed for versatility €“ suitable for an extremely wide range of applications

Applications

Penetrations for ducts, pipes and cables
Openings for ventilation
Stitch drilling for breaches
Coring holes for service entries
Coring holes in ceilings, walls and floors without hammering and vibration

Diameter range 12 – 450 mm
Base material Concrete
Operation mode Rig-based drilling system
Number of gears 4
Weight according to EPTA Procedure 01/2003 15.3 kg
Weight of complete system 37 kg
Dimensions (LxWxH) 630 x 190 x 215 mm
A-weighted emission sound pressure level 93 dB (A) 1
Tri. vibr. value for drilling into concrete (wet) with diamond core bit A (ah,DD) 2.5 m/s²