If you are cutting or drilling through very hard materials such as Sapphire or Quartz then bear in mind you will need a lot of patience and perhaps more drill bits than you would if you were drilling a hole through glass or Opal.Ī common mistake is made when diamond cylinder burrs or diamond rods are used instead of diamond drill bits. When drilling holes in soft metals, plastics and wood use High Speed Steel drill bits (HSS) and for drilling holes in hard metals use a solid carbide twist drill or Carbide Drill Bitsĭiamond is the hardest material, and therefore anything else can be cut or drilled with it. A diamond drill and all diamond tools are for use on harder materials. These materials are too soft and will cause the diamonds on your drill bit to clog up. Take a look at the below picture.ĭO NOT use diamond drill bits on metal, soft wood, plaster or soft plastic. These are available in sizes as small as 0.75mm - 3mm. Ceramic, porcelain, tiles, glazed pottery, plates, chinaįor very small precision holes for jewellery making purposes and precision holes in all glass, precious stone or porcelain tile, we recommend using the small diamond drill bits with a solid, flat end or tip.Stone, gemstones, rock, pebbles, minerals.Glass, sea glass, beach glass, fused glass, sheet glass.What are Diamond Drill Bits used for?ĭiamond drill bits are perfect for drilling holes through hard materials such as these:
Please be aware that mixing electricity and water can be very dangerous. If you do choose to drill near water or with attachments under water connected to your drill then you do so at your own risk. To the best of our knowledge, using rotary tools and electric drills near water has never been endorsed by any of the rotary tool manufacturers.