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Baumr-AG HC-120 1800W 120mm Handheld Concrete Core Drill 1800W motor for consistent power delivery; 120mm maximum drilling diameter with a;Baumr 
Baumr-AG 2000W 160mm Handheld Concrete Core Drill With Rig Stand 2000W motor for consistent power delivery; 160mm maximum drilling diameter; Superior performance pierces through reinforLepoHome 
Diamond Drill Bits, LepoHome 10 PCS Hollow Core Drill Bit Set for Ceramic, Glass, Porcelain Tile Diamond Hole Saw Tile S 10 Sizes(Diameter): 6mm(1/4"), 8mm(5/16"), 10mm(3/8"), 12mm(1/2"), 14mm(0.55"), 16mm(5/8"), 18mm(11/16"), 20mm(3/4"), 22Vearter 
Vearter 8PCS Diamond Core Drill Bit Set, 6-68mm M14 Thread Connection Masonry Hole Saw, Vacuum Brazed Hollow Hole Cutter Superior Performance - Experience efficient drilling with a specially designed tile drill bit that features holes on botBest Value Vearter 
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High efficiency, several times higher than electroplatinglehom Lehom 11PCS Concrete Hole Saw Kit With Tungsten Steel SDS Plus & Max Shank, 30-100 MM Masonry Kit, 3 Drill Bits, Carbide 11PCS Masonary Hole Saw Kit: Hole saw kit contains 5 different sizes hole saw, 30mm,40mm,65mm,80mm,100mm(1.2",1.6",2.6",Mgtgbao Mgtgbao 10pc 1/4 Black Dry Diamond Drill Bits Set 6mm Core Drill Bit for Granite Ceramic Marble Tile Stone Glass Hard Ma 🌹Upgraded Dry Drilling Design : Mgtgbao Diamond Drill Bit integrated with wax lubricant inside which melts while dry drNikovoke 15mm Diamond Drill Bit, Laser Carving Hollow Core Hole Saw for Porcelain Tiles, Glass & Marble, Professional Bathroom Fi Size: Diamond hole saw blades are available in a variety of sizes - 15mm, 20mm, 25mm, 50mm. 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