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14 in. Diamond Core Drill, Electric, Heavy-Duty
14 in. Diamond Core Drill, Electric, Heavy-Duty
Hilti DD-250
$51
4h
$68
day
$173
week
$436
month

The DD-250 diamond core drill delivers exceptional performance for demanding coring applications up to 14 inches (356 mm) in diameter. Featuring a powerful 3,200W motor with electronic speed control, this drill maintains optimal cutting speed under load for maximum productivity. The integrated water collection system and GFCI protection enhance jobsite safety while reducing cleanup time. With its robust rail system and precise depth gauge, the DD-250 ensures accurate, straight holes even in reinforced concrete, making it ideal for mechanical, electrical, and plumbing contractors requiring precise penetrations.

Features

  • Powerful 3,200W motor delivers consistent performance in demanding applications
  • Electronic speed control maintains optimal cutting speed under load
  • Cut Assistant system provides semi-automated drilling for reduced operator fatigue
  • Integrated water collection system minimizes cleanup time and improves jobsite safety
  • Three-speed gearbox optimizes drilling speed for different core bit diameters
  • LED performance display indicates optimal drilling pressure for maximum bit life
  • Built-in PRCD/GFCI protection for enhanced electrical safety
  • Robust rail system ensures precise, straight holes even in reinforced concrete
  • Integrated depth gauge allows for accurate depth control
  • Quick-release motor mount for easy setup and transportation
  • Compatible with vacuum base for secure mounting on smooth surfaces
  • Water flow indicator and regulator for optimal cooling and dust suppression

Applications

  • Creating precise penetrations for mechanical, electrical, and plumbing installations
  • Drilling anchor holes and through-holes in reinforced concrete walls and floors
  • Installing conduit, pipe, and cable pathways in commercial and industrial buildings
  • Creating openings for HVAC ductwork in concrete structures
  • Drilling core samples for structural testing and analysis
  • Installing utility connections in infrastructure projects
  • Creating openings for retrofit installations in existing concrete structures
  • Precision drilling in confined spaces where accuracy is critical
  • Wet coring applications where dust control is essential
  • Heavy-duty drilling in high-rise construction and infrastructure projects

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