Dry Diamond Drill Bit Set | BGTEC 10pcs 1/4" 6mm Hole Saw for Granite | Marble | Masonry | Concrete | Tile/Ceramic WAJJ With three programming buttons and

With three programming buttons and an easy-to-read LCD screen

7 * 2 inches / 17 * 5 CM

5 Waxed Threads

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Dry Diamond Drill Bit Set | BGTEC 10pcs 1/4" 6mm Hole Saw for Granite | Marble | Masonry | Concrete | Tile/Ceramic WAJJ With three programming buttons andItem Package Quantity: 10 Size: 06mm 1 4" 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