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4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block
4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block 4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

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Used  US$32.00
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Product details

Management number 219060312 Release Date 2026/05/03 List Price US$32.00 Model Number 219060312
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
  • Complete Package - Includes 1 pilot bit, 1 drift key, 2 x 5/8"-11 thread adapters ( SDS Plus & 1/2" hex shank), 3 dust collection bags (keep your workspace clean), a user manual, and a dry core drill bit (4 1/2" diameter, 5/8"-11 thread, max working depth: 9.5")
  • Precision Design & Quick Positioning - Comes with a guiding pilot bit, The sharp pilot tip penetrates surfaces fast for more accurate positioning. Designed with a precise length,this center drill bit helps you position rapidly.After positioning, Use the drift key to remove the pilot bit, then continue to drill
  • Advanced Cutting Segment Formula - Featuring a newly cutting segment, this core drill bit drills efficiently through light concrete, masonry, brick wall, mortar, cinder block. Concrete foundation is not suitable, We recommend use our pro wet core drill bit, find it in DaduoRi store
  • Upgraded Segments Welding - Reinforced construction minimizes tooth breakage (ROTATION mode only). Our core bits are engineered to simplify drilling tasks for both professionals and DIYers
  • Engineered for stability and smooth work. The balanced core drill body minimises vibration for cleaner cuts, making it suitable for creating neat openings for ventilation ducts, extractor fans, and pipework. For best results and extended diamond core bit life, use with water for cooling when drilling

Brand Name DaduoRi
Shank Type Threaded
Part Number 4-1/2" Diamond Core Bit-Pilot Bit
Manufacturer DaduoRi Tool
Material Type Diamond
Tool Flute Type Spiral
Cutting Diameter 114.3 Millimeters
Number of Flutes 2
Number of Pieces 8
Surface Recommendation Brick, Concrete, Masonry

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

4-1/2" Core Drill Bit with Pilot Bit & Adapters(SDS Plus and 1/2" Hex), 5/8"-11 Thread, 9.5" Depth, Upgraded-Welded Segments Diamond Core Bits for Concrete, Masonry, Brick Block

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