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Glass Drill Bits - 15pcs Diamond Drill Bits Hole Saw for Glass, Ceramics, Porcelain, Ceramic Tile, Marble, Granite, 6-50mm Kit Set Hollow Core Extractor Remover Tool
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About Glass Drill Bits - 15pcs Diamond Drill Bits Hole
Darius Diamond Drill Bit Set: Darius diamond drill bits are made of high quality diamond sand coated and carbon steel to ensure durability and easy for a clean drill cutting. We strike to provide better quality products in great value and this is what we continue doing! Diamond drill bits,or diamond core drill bits, or diamond hole saws drill bits. They are often referred to as glass drill or tile drill, but since they are used to drill glass, ceramics, porcelain, tile, ceramic tile, limestone, slate, marble, granite, light stone, and fiberglass, so they are more general. 15 Sizes inclue: 6mm(1/4"), 8mm(5/16"), 10mm(3/8"), 12mm(1/2"), 14mm(9/16"), 16mm(5/8"), 18mm(11/16"), 20mm(3/4"), 22mm(7/8"), 25mm(1"), 28mm(1-3/32"), 30mm(1-3/16"), 35mm(1-2/5"), 40mm(1-1/2"), 50mm(2") Instruction for drill: 1. Attach the drill bit to a Drill or Rotary Drill machine and mark the point on the material 2. Angle at 45 degree to begin drilling at a lower speed while adding water at the same time 3. Turn the drill to vertical position and keep pushing pressure on it until it is done 4. Remember always add water while you are drilling
