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3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry
3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry 3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry 3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry 3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry 3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry 3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry 3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry 3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry 3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry 3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry 3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

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Product details

Management number 216554079 Release Date 2026/04/19 List Price US$18.80 Model Number 216554079
Category
  1. Tools & Home Improvement
  2. Power & Hand Tools
  3. Power Tool Parts & Accessories
  4. Power Drill Parts & Accessories
  5. Drill Bits
  6. Masonry Core Drill Bits
  • Heavy-Duty Wet Coring – 3-inch (≈ 76 mm) diameter core bit designed for drilling through hard concrete, reinforced concrete, brick, block and other tough masonry.
  • Standard Thread & Wide Compatibility – 1-1/4″-7 threaded arbor ensures stable connection; fits most standard core drilling rigs and water-cooled systems.
  • Durable Diamond Segment Construction – 10 mm segment height with premium diamond-embedded cutting edge for extended life and efficient coring.
  • Long Reach & Deep Drilling – 15.7″ overall length (works well for deep holes) — ideal for installations like HVAC piping, ductwork, plumbing, stair railings, and structural penetrations.
  • Wet-Only Core Bit for Cleaner, Safer Drilling – Designed for wet drilling to reduce dust, prolong bit life, and maintain cutting performance — recommended for construction, renovation, or demolition projects.

Brand Name NINEROARS
Shank Type Straight
Unit Count 1.0 Count
Finish Types Diamond
Manufacturer nineroars
Material Type Alloy Steel
Item Dimensions 15.9 x 3 x 3 inches
Tool Flute Type Straight
Cutting Diameter 3 Inches
Number of Flutes 3
Included Components segment
Minimum Bore Diameter 3 Inches
Surface Recommendation Brick, Concrete, Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

3" Wet Diamond Core Drill Bit – 1-1/4″-7 Thread – 10 mm Segment Height – 15.7″ Overall Length, Long-Life Core Bit for Concrete, Reinforced Concrete & Hard Masonry

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