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10 Best diamond core drill bits of 2026

Explore top picks
  • Best Choice

    1

    DAYDOOR Diamond Hole Saw Kit, 13-Piece Tile Hole Saw Kit 1/4" 5/16" 4/5" 1" 1-3/8" 2" 3" 4",Vacuum Brazed Core Drill Bits for Porcelain Tile, Granite, Marble, Stone(Red)
    Clicked 7 times in the last month
    DAYDOOR

    DAYDOOR Diamond Hole Saw Kit, 13-Piece Tile Hole Saw Kit 1/4" 5/16" 4/5" 1" 1-3/8" 2" 3" 4",Vacuum Brazed Core Drill Bits for Porcelain Tile, Granite, Marble, Stone(Red)

    9.8
    Exceptional
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  • Value for Money

    2

    SHDIATOOL Diamond Core Drill Bits 1-3/8 Inch for Hard Stone Concrete Marble Granite Brick Laser Welded Dry or Wet Hole Saws 35mm
    SHDIATOOL

    SHDIATOOL Diamond Core Drill Bits 1-3/8 Inch for Hard Stone Concrete Marble Granite Brick Laser Welded Dry or Wet Hole Saws 35mm

    9.6
    Exceptional

  • 3

    Diamond Drill Bits Set, 10 PCS Diamond Hole Saw Set, Glass Drill Bit for Ceramic Tile Porcelain Marble Granite Stone Bottles
    Semderm

    Diamond Drill Bits Set, 10 PCS Diamond Hole Saw Set, Glass Drill Bit for Ceramic Tile Porcelain Marble Granite Stone Bottles

    • Design:Diamond drill bits
    • Quantity:10 pieces
    • Material:Carbon steel, diamond coated
    • Application:Glass, Ceramic, Marble
    • Diameter:10 Sizes: 1/4 to 1-1/5
    9.5
    Excellent
    Our Rating

  • 4

    10pc Dry Diamond Core Drill Bits Set, Tile Drill bits for Ceramic Porcelain Marble Granite Stone Glass, Integrated Coolant for Dry Drilling, Round Shank, Size 3/16" 1/4" 5/16" 3/8" 1/2" 9/16" 5/8"
    DKIBBITH

    10pc Dry Diamond Core Drill Bits Set, Tile Drill bits for Ceramic Porcelain Marble Granite Stone Glass, Integrated Coolant for Dry Drilling, Round Shank, Size 3/16" 1/4" 5/16" 3/8" 1/2" 9/16" 5/8"

    9.3
    Excellent

  • 5

    Diamond Hole Saw Bits,Tile Hole Saw Kit 3/4" Diamond Core Drill Bit 2pcs for Porcelain, Tile, Ceramic, Glass, Tile,Granite,Stone,Marble 20mm
    OSTSOYYD

    Diamond Hole Saw Bits,Tile Hole Saw Kit 3/4" Diamond Core Drill Bit 2pcs for Porcelain, Tile, Ceramic, Glass, Tile,Granite,Stone,Marble 20mm

    9.2
    Excellent
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  • 6

    15 Pcs Diamond Drill Bits for Ceramic, Diamond Hole Saw Drill Bit Set Kit, Premium Glass Drill Bit for Bottles,Pots, Marble, Granite Stone, Tile Cutting 0.23 Inch - 2 Inch（6mm - 50mm） YLYL
    YLYL

    15 Pcs Diamond Drill Bits for Ceramic, Diamond Hole Saw Drill Bit Set Kit, Premium Glass Drill Bit for Bottles,Pots, Marble, Granite Stone, Tile Cutting 0.23 Inch - 2 Inch（6mm - 50mm） YLYL

    9.1
    Excellent
    Our Rating

  • 7

    SHDIATOOL Diamond Core Drill Bits 1 Inch for Hard Stone Concrete Marble Granite Brick Laser Welded Dry or Wet Hole Saws 25mm
    SHDIATOOL

    SHDIATOOL Diamond Core Drill Bits 1 Inch for Hard Stone Concrete Marble Granite Brick Laser Welded Dry or Wet Hole Saws 25mm

    9.0
    Excellent

  • 8

    NEIKO 00823A Diamond Hole Saw, 5 Pc Diamond Drill Bit Set, 5/32–1/2-Inch Hollow Core, 1/4-Inch Shank, Glass Drill Bit, Ceramics, Tile Drill Bits, Granite, Glass Cutter for Bottles, Pots, Marble
    NEIKO

    NEIKO 00823A Diamond Hole Saw, 5 Pc Diamond Drill Bit Set, 5/32–1/2-Inch Hollow Core, 1/4-Inch Shank, Glass Drill Bit, Ceramics, Tile Drill Bits, Granite, Glass Cutter for Bottles, Pots, Marble

    8.7
    Very Good
    Our Rating

  • 9

    SALI Diamond Core Drill Bits 2" Diameter 10"/254mm Drilling Depth 5/8-11" Thread Core Bit Turbo Laser-Welded Segments for Cured Concrete with, Brick, Block, Masonry, with Two Adapters
    SALI

    SALI Diamond Core Drill Bits 2" Diameter 10"/254mm Drilling Depth 5/8-11" Thread Core Bit Turbo Laser-Welded Segments for Cured Concrete with, Brick, Block, Masonry, with Two Adapters

    8.6
    Very Good

  • 10

    REKCKRUL 5-Pack Diamond Drill Bits Set, 1/4 5/16 3/8 1/2 Inch Diamond Hole Saw – 1/4 Hex Shank Core Drill Bits for Ceramic, Tile, Glass, Granite, Marble, Brick & Stone, 6/8/10/12mm
    REKCKRUL

    REKCKRUL 5-Pack Diamond Drill Bits Set, 1/4 5/16 3/8 1/2 Inch Diamond Hole Saw – 1/4 Hex Shank Core Drill Bits for Ceramic, Tile, Glass, Granite, Marble, Brick & Stone, 6/8/10/12mm

    8.5
    Good