7 Best diamond core drill set [2022]

1. Diamond Drill Bits, LepoHome 10 PCS Hollow Core Drill Bit Set for Ceramic, Glass, Porcelain Tile Diamond Hole Saw Tile Set Glass Drill Bit, 1/4 to 1-1/2 Inch

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• 10 Sizes(Diameter): 4mm(4/25″), 6mm(1/4″), 8mm(5/16″), 10mm(3/8″), 12mm(1/2″), 15mm(3/5″), 16mm(5/8″), 18mm(11/16″), 20mm(3/4″), 22mm(7/8″), 30mm(1-1/5″). Satisfy most of your different needs.
• Rustless & Durable: Made of high strength Carbon Steel with smooth nickel plating surface to extend the service life.
• Quick, Sharp & Smooth Cut: Coated with high quality Diamond to enhance the drilling speed and creates a sharp, high precision and smooth cut with no broken edges In Seconds.
• Application: Drill Glass, Tile Bottles, Blocks Jars, Fiberglass Porcelain Tile Ceramic, Slate Mable, Granite Light Stone.Not for use on Concrete or for depths beyond about 1/2″.
• Attention: Please keep the speed in 800-1000 per minute, keep adding water to keep the drill cool, strictly prohibit from dry drilling.

2. Diamond Drill Bit Hole Saw Set 10 Pieces 1/4, 3/8, 1/2 (0.5 Inch), 3/4, 1, 1 1/4, 1 3/8, 1 1/2, 1 3/4, 2 inches Kitchen Bath Faucet Drilling Ceramic Porcelain Tiles Glass Granite Quartz

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• PREMIUM QUALITY, LONG LASTING Diamond Hole Saw Drill Bit Tool Set in Elegant PU Zipper Storage Case.
• Diamond Hole Saw Guide INCLUDED – High Density Poly Insert. Diamond Drill Bit Tools 10 Piece Set 1/4, 3/8, 1/2, 3/4, 1, 1 1/4, 1 3/8, 1 1/2, 1 3/4, 2 inches
• BUY AS A SET and SAVE OVER 80 Percent on MOST POPULAR 10 Sizes. Having these sizes available will help you cover almost all of your applications.
• Our hole saws are taller than most competitors. You can drill through thicker materials with our tools. Shank size is 3/8 inch for common drills (corded electric, cordless rechargeable, upright, other rotary tools)
• EXCELLENT RESULTS in Quartz, Granite, Ceramic & Porcelain Tiles, Glass, Marble, Slate, and many types of Stones. No need for pilot drill, use the insert us guide.

3. 1″-6″ Core Bit Set- Diamond WET Coring Bit – Concrete Core Drill by BLUEROCK Tools

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• 1″-6″ Core Bit Set
• BLUEROCKÊTools Brand
• Wet Type Core Bits
• For Concrete Coring

4. Diamond Drill Bits, Baban 10Pcs Hole Saw Diamond Drill Bit Hollow Core Drill Bit Set for Diamond Coating, Carbon Steel for Glass, Ceramics, Porcelain, Ceramic Tile, Marble, 6-32mm

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• ✔ Satisfied Size – 6mm/0.23″, 8mm/0.31″, 10mm/0.39″, 12mm/0.47″, 14mm/0.55″, 16mm/0.62″, 18mm/0.7″, 22mm/0.86″, 26mm/1.02″, 32mm/1.26″
• ✔ Ideal Application – This diamond coated core drill bit removes a complete circle from glass, marble, tiles,granite, ceramic or other.They are perfect for drill glass, tile bottles,blocks jars, fiberglass porcelain tile ceramic, slate Mable, granite light stone
• ✔ Super Material – These diamond drill bits made of high-speed steel that is durable and have a long sevice life,which are high quality and good performance that excellent for making clean and accurate hole.
• ✔ Sharp&Smooth Cut – Coated with high quality diamond, the diamond hole saw creates a high precision, smooth cut with no broken edges. Reduced drill speeds, low drill pressure and increased use of water lubrication will extend drill bit life considerably
• ✔ Note – When you using the diamond drill bits, please use lubrication (water),otherwise the diamond core drill will burn.Not for use on Concrete or for depths beyond about 1/2″.

5. Dry Diamond Drill Bits Set 6 PCs Small Diamond Hole Saw Kit for Granite Marble Porcelain Tile Ceramic Stone Glass Hard Materials (not for Wood) Round Shank 6mm 8mm 10mm 12mm 14mm 16mm

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• ✅【Package includes】6 Pieces of Dry Diamond Core Drill Bits Kit for drilling holes diameter of 1/4 inch(6mm), 5/16inch (8mm), 3/8inch (10mm), 1/2inch (12mm), 9/16inch (14mm) and 5/8inch (16mm); Sufficient quantity and multiple diameter specifications can meet your different needs
• ✅【Apply to】Great for drilling clean holes to hard materials especially tiles, porcelain ground, granite ceramic glass mirror marble stone masonry brick, Note: not for wood
• ✅【Dry Drilling Design】Diamond Drill Bit made of carbide and integrated with wax lubricant inside, which can melt while dry drilling and cool the cutting surface; Water can be used as additional cooling to prolong the life of the bit
• ✅【Wide compatibility】Diamond coating enhances the drilling speed; Round Shank compatible with most machines such as Hand Drill, Angle Grinder, Bench Drill; Depth mark is also useful for precise project
• ✅【Easy to Carry and Use】 This Diamond Drill Bits set comes with a portable storage case for convenient use and store. If you encounter any problems or are not satisfied with the products while using our Diamond Drill Bits set , please feel free to contact us.

6. DT-DIATOOL Diamond Core Drill Bits Set Kit for Porcelain Tile Ceramic Marble (Kit No.6)

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• Kit No.6 Contains：5pcs(19/28/35/45/51mm)drill bits and 1pc 20mm finger bits with 1pc Hex shank Adapter and 1pc M14 Adapter,totally 8pcs/box, All bits are produced in Vacuum Brazed technology.
• The connection of all bits are 5/8-11 arbor；The Hex adapter can change 5/8-11 to Hex shank；M14 adapter can change 5/8-11 to M14 thread.
• Diamond drill bits: Diameter 19/28/35/45/51mm,Total Length 75MM, Diamond height 15mm;
• Diamond finger bit: DIameter 20mm,Total Length: 65mm,workable length 50MM.
• Having Wide Application: For porcelain tile granite marble stone masonry brick(it only takes 3-5 business days for us to deliver them to you from China).

7. Diamond Drill Bit Set Hole, 15PCS Hole Saw Set for Glass, Marble, Granite Stone

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• 【Glass Drill Bit】These diamond drill bits are made of industrial grade carbon steel with nickel-plated coated body to resist corrosion. Fine workmanship and super wear-resistant, sharp
• 【High Quality Drill】Each hole is treated with smooth and accurate surface treatment,and the top oh the hole is thickened to achieve excellent cutting strength
• 【Tile Hole Saw 15 Sizes】 6/ 8/ 10/ 12/ 14/ 16/ 18/ 20/ 22/ 25/ 26/ 28/ 30/ 40/ 50 mm，to meet various demands
• 【Wide Usage】Used on Drill Glass,Wood,Tile Bottles,Blocks Jars, Ceramic,Slate Mable, Granite Light Stone, and other hard surfaces
• 【Attention】Please keep adding water when the diamond drill bits are working on the glass or ceramics.low drill pressure and increased use of water lubrication will extend drill bit life.

8. Dry Diamond Drill Bit Set,BGTEC 10pcs 1/4″ 6mm Hole Saw for Granite,Marble,Masonry, Concrete, Tile/Ceramic, Glass, Hard plastic,Vacuum Brazed Diamond Core Drill Bit Kit

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• diameter 6mm 1/4 Inch,diamond length 8mm,Round shank
• Multi-purpose drilling for granite & marble, masonry, concrete, tile/ceramic, glass, hard plastic,All-Purpose Drilling
• Wax inside for cooling,our Diamond Tipped Drill Bits have wax cores built-in for Cooling and Lubrication.Special Designed with Hole and Groove in the Side of Drill Bit for Removing Stone Chips
• Dry drilling without water,Use water for longer time
• Vacuum Brazed diamond technology provide very high efficiency,cuts faster,durable and sturdy

9. SHDIATOOL 7-Piece Diamond Hole Saw Kit for Porcelain Tile Ceramic Marble Brick Vacuum Brazed Core Drill Bits Set(A85458K3)

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• Products Included: 6-Piece Core Drill bits(25/35/45/51/65/76mm)+25mm Finger Bits,total 7 pieces/Box
• Core Drill Bits are designed for Dry/wet drilling porcelain tile, granite, marble, brick and all similar material
• Finger Bits are provided for enlarging, shaping or rounding bevel existing holes in Porcelain,Marble,Granite and Hard Ceramic…
• Vacuum Brazed technology provide much longer working life,fast and smooth drilling
• It usually takes 5-7 business days for us to deliver them to you from China

10. Dry Diamond Drill Bits Set 5 PCs for Granite Ceramic Marble Tile Stone Glass Hard Materials (not for Wood), Round Shank 1/4, 5/16, 3/8, 1/2 inch with Storage Case

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• Add Versatility to Your Tool: 5 Pieces of Dry Diamond Core Drill Bits Kit for drilling holes diameter of 1/4 inch(6mm), 3/8inch (10mm), 5/16inch (8mm) and 1/2inch (12mm);
• Vacuum Brazed Diamond Technology: Great for drilling clean holes to hard materials especially tiles, porcelain ground, granite ceramic glass mirror marble stone masonry brick (not for wood)
• Dry Drilling Design: Diamond Drill Bit integrated with wax lubricant inside which melts while dry drilling and cools the cutting surface; Water can be used as additional cooling to prolong the life of the bit
• Unique Details: Diamond coating enhances the drilling speed; Round Shank compatible with most machines such as Hand Drill, Angle Grinder, Bench Drill; Side flutes help to remove debris and drill holes smooth and fast; Depth mark useful for precise project
• Worry Free: This Diamond Drill Bits set comes with a portable storage case for convenient use and store. If you encounter any problems in using the products, please feel free to contact us for satisfactory customer service