Our products are in use at many of the larger projects such as, the HK airport and HK Disney Land. Suitable for use in drill hole on glass, marble, tile or granite. New 10 pieces of 6mm diamond coated hole saw / drill bits.
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HRC89 M35 Cobalt TiAlN Coated Step Drill Bit 3-12/4-12/4-20mm 1/4 Inch Hex Shank Metal Drilling Hole Opener For Stainless Steel
Aliexpress UK
Wide Applicability: Dry hit screw drill bit thread size is suitable for drilling holes in concrete, red brick, brick masonry and cinder block walls, asphalt, marble, stone, etc.; for installing air conditioning, plumbing, range hoods, and other projects.
eBay
HSS Step Straight Spiral Drill Bit Titanium Coated 4-12mm 4-20mm 4-32mm For Wood Metal Hole Cutter Core Drill Bit Set
Aliexpress UK
This dry diamond drill bit set is made of diamond material and is suitable for materials such as tiles, granite, glass, stone, etc. It has clear markings for easy identification. Widely Uses: This diamond drill bit has multiple uses, such as drilling ceramic pots and hard materials tiles, marble, granite, glass, brick, stone, ceramic floors, etc.
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13PCS 1.5-6.5mm M35 Cobalt Drill Bit HSSCO Twist Drill Bit Set 1/4" Inch Hex Shank(1.5/2/2.5/3/3.2/3.5/4/4.5/4.8/5/5.5/6/6.5mm)
Aliexpress UK
This dry diamond drill bit set is made of diamond material and is suitable for materials such as tiles, granite, glass, stone, etc. It has clear markings for easy identification. Widely Uses: This diamond drill bit has multiple uses, such as drilling ceramic pots and hard materials tiles, marble, granite, glass, brick, stone, ceramic floors, etc.
eBay
5pcs Countersink Drill Bit Set 82 Degree Countersunk Bits 1/4-Inch Hex Shank Countersunk Bit Set Countersink Drill Bit
Aliexpress UK
Wide Applicability: Dry hit screw drill bit thread size is suitable for drilling holes in concrete, red brick, brick masonry and cinder block walls, asphalt, marble, stone, etc.; for installing air conditioning, plumbing, range hoods, and other projects.
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AMR 3pcs 3-12mm4-12mm 4-20mm 4-32mm Straight Groove Step Drill Bit Set Titanium Coated Wood Metal Hole Cutter Core Drill Bit Set
Aliexpress UK
Used Hilti core drill bit 1 3/4 x 22 inch. Well used, hence price. Plastic case
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3PCS 3-12mm 4-12mm 4-20mm HSS Straight Groove Step Drill Bit Set Titanium Coated Wood Metal Hole Cutter Core Drill Bit Set
Aliexpress UK
Wide Applicability: Dry hit screw drill bit thread size is suitable for drilling holes in concrete, red brick, brick masonry and cinder block walls, asphalt, marble, stone, etc.; for installing air conditioning, plumbing, range hoods, and other projects.
eBay
4-32/4-42 HSS Step Drill Bit Straight Groove Titanium Coated Wood Metal Hole Cutter 4241 High Speed Steel Core Drill Bit
Aliexpress UK
This dry diamond drill bit set is made of diamond material and is suitable for materials such as tiles, granite, glass, stone, etc. It has clear markings for easy identification. 4×Diamond Drill Bit 6 mm.
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New 1/3pcs PPR Lifting Drill Bit 20/25/32mm Titanium Step Drill Bit Hex Shank Hole Opener Core Drill Bits for Water Pipe Reaming
Aliexpress UK