Our Black Diamond Drill Bit Range are tipped with 8.5mm high pointed segments. These are a long-lasting segment that is ideal for cutting mass concrete, Blockwork, Asphalt and Sandstone.
With a large selection of diameters ranging from 10mm to 52mm we can supply the smaller diameter diamond core drill bits you require. These come with a standard 300mm effective drilling length and a 1/2”. These can be tipped as either crowns, or for diameter over 22mm, with either our black or Arix Segments.