Diamond core bit is a high-precision drilling tool designed for fast, accurate, and clean hole making in hard construction materials such as marble, tiles, granite, concrete, reinforced concrete, and natural stone. It is manufactured with a strong steel body and industrial diamond-embedded segments that provide excellent cutting strength, durability, and long service life.This tool works on a grinding principle where diamond segments cut through tough materials smoothly without causing cracks or damage. It is widely used in construction, plumbing, electrical, HVAC, and stone fabrication applications for creating precise circular holes for pipes, wiring, and fittings.Diamond core bits are available in wet and dry drilling types depending on the material and application requirement. Wet drilling is recommended for better cooling, dust control, and longer tool life. These bits ensure vibration-free operation, high drilling speed, and clean finishing, making them ideal for professional construction and industrial use.

• Material: High-grade steel body with industrial diamond-embedded segments
• Diamond Segment Type: Sintered / electroplated / vacuum brazed (based on application)
• Segment Design: Crown type / segmented / continuous rim
• Diameter Range: 6 mm to 200 mm (standard)
• Working Length: 60 mm – 400 mm (standard & extended types)
• Drilling Depth: Approx. 10 mm – 1000 mm (depending on bit size)
• Shank / Connection Type: M14 / 5/8”-11 / BSP / 1/2” gas (machine dependent)
• Cutting Method: Wet drilling recommended (dry drilling available for select models)
• RPM Range:
  • Small diameter: 800 – 2500 RPM
  • Medium diameter: 400 – 1500 RPM
  • Large diameter: 300 – 800 RPM (lower speed for safety & life)
• Machine Compatibility: Hand drill machines / core drilling rigs / angle grinders (M14 type)
• Cooling System: Water cooling recommended for longer life and dust control
• Usage Area: Construction, plumbing, electrical, HVAC, tile fixing, stone fabrication
• Features:
  • Fast and precise hole drilling
  • Chip-free clean finish on marble & tiles
  • High wear resistance and long tool life
  • Low vibration operation
  • Suitable for heavy-duty construction work