All three drill bits size 6mm. Only use for drilling the tile, not the material behind the tile. We drilled 32 holes one by one for being safe we dipped drill bit once per hole in a water, but drill bit seems to operate better when is dry.
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3-16mm Drill Bit Limit Ring Woodworking Drill Bit Round Wood Tenon Clamp Positioning Depth Gauge，Woodworking Tool Limit Ring
Aliexpress UK
F1120 13-Piece Titanium-Coated HSS Drill Bit Set. Breathe life into your DIY projects with our F1120 13-Piece Titanium-Coated HSS Drill Bit Set. Durable Construction: These advanced drill bits feature a robust 6.25mm (1/4") shank made from high-speed steel (HSS).
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Diameter Range 25-200mm Diamond Core Drill Bit Total Length 400mm Reinforced concrete Drill Bit For Drilling Holes On Concrete
Aliexpress UK
Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life. (3) This drill bits set is made of. Cobalt gives high-speed steel more heat and wear resistance.
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Effective Diamond Core Drill Bit Engineered Stone Expanding Drills Bit for Home Improvement Granite Quartz
Aliexpress UK
Item Type: Countersink Drill Bit. 1 x Limit Countersink Drill Bit. DURABLE MATERIAL: The structure design of the sink is reasonable, the chamfer is made of No.45 steel, beautiful and durable, with excellent quality and detail.
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Water Drill Bit Extension Rod Connecting Adapter M22 Thread Diamond Core Water Drill Bit Machine Wall Punch Hole Opener Rod
Aliexpress UK
13pc HSS Drill Set. Product Support & After Care.
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Water Drill Bit Extension Rod Connecting Adapter M22 Thread Diamond Core Water Drill Bit Machine Wall Punch Hole Opener Rod
Aliexpress UK
High-Speed Steel (HSS): Strong, durable and wear-resistant material. 8 × Double Ended HSS Drill Bits. Material: High-Speed Steel (HSS). Spiral Flute Design: Efficient chip removal and smoother drilling.
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1pc Dry Diamond Core Drill Bit 6-80mm Diamond Brazed Hole Saw Core Drill Bits for Concrete,Porcelain Tile,Ceramic,Stone,Glass
Aliexpress UK
Made from high-grade hardened steel for exceptional durability and wear resistance. Material: HSS High-Speed Steel. Features: High hardness, wear resistance, accurate positioning, efficient chip removal, high efficiency.
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XCAN HSS Center Drill Bits 60-Degree Angle Center Drill Bits Countersink Tools for Lathe Metalworking 1/1.5/2/2.5/3/3.15/4/5/6mm
Aliexpress UK
Quantity: 99pcs. 💡Titanium coated HSS: Titanium-Coated High-Speed Steel for maximum durability and lasts than conventional bits. 3PCS x HSS Drill Bits. 99 x Titanium Coated HSS Drill Bits. 💡Suitable for most types of hand drills: Bits can be used with any standard drill size.
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8 Sizes DIY Carbon Steel Planter Garden Auger Spiral Drill Bit Flower Planting Hole Digger Drill Bit Yard Gardening Bedding
Aliexpress UK