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DD 250 Core drill

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Technical Data
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DD 250, Diamond coring tool
DD_250,_Diamond_coring_tool
DD 250, Diamond coring tool
DD_250,_Diamond_coring_tool
DD_250,_Diamond_coring_tool
DD_250,_Diamond_coring_systems
DD_250,_Diamond_coring_systems

Advanced heavy-duty diamond drilling tool for very small to large diameters of 12-450 mm (1/2" - 18”)

  • Diameter range: 15/32 - 17-23/32 in
  • Base material: Concrete
  • Operation mode: Rig-based drilling system

Choose options

Pack size
  • 1 pc
 Product options
Quantity
Packs
Total Pieces
1
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Discounted net
From $188.00

Technical Data

Diameter range
15/32 - 17-23/32 in
Base material
Concrete
Operation mode
Rig-based drilling system
Number of gears
4
No load RPM
gear 1: 240 rpm; gear 2: 580 rpm; gear 3: 1160 rpm; gear 4: 2220 rpm
Weight according EPTA-Procedure 01/2003 without battery
33.7 lb
Weight of complete system
81 lb
Dimensions (LxWxH)
24.8 x 7.5 x 8.5 in
A-weighted emission sound pressure level
93 dB (A) 1
Tri. vibr. value for drilling into concrete (wet) with diamond core A (ah,DD)
2.5 m/s²
Tri. vibr. value for drilling into concrete (wet) (ah,DD) - Corebit A
HCL/HCS
Corner accessibility
2 in
  1. According to the applicable product standard (see the Operating Instruction for more details)

Documents

pdf OSHA 1926.1153, Section VI and VII, English [ 606 KB ]

Features & Applications

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

For approval or certificate information, please see individual items.

Services

Hilti Tool Service

  • Service is free of charge up to 2 years, including wear & tear, pick-up and delivery
  • 1 or free, in and out of the repair center the same day or repair is free of charge
  • Product warranty against parts and manufacturing irregularities for 20 years
  • One click or call is all it takes – we do the rest
  • No registration or proof of purchase ever required
More information about Tool Services

Fleet Management

  • Monthly usage fee covering all tool, service and repair costs helping to ensure absolute cost control and back-office efficiency.
  • Theft coverage helps to reduce financial risk and unexpected expenses.
  • Individual labels and online visibility provide tool fleet transparency.
  • High-performing tools and latest technology help to increase jobsite productivity.
More information about Fleet Management
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