BR153X = Diamond Coated Core Drills

Diamomd Coated Core Drills They are perfect for cutting holes in hard non-metallic materials such as stone, glass and ceramics without chipping or cracking. These stainless steel core drills have diamond particles electroplated on them in a medium/fine grit (120-140grit). Shanks are 1/8" (3.18mm). These diamond drills are a premium/professional grade that are manufactured to last many times longer than cheaper diamond points. Remember to always use water or a diamond lubricant when using diamond instruments of any kind. Choose the size you need BR1530 = Core Drill 1.5mm BR1531 = Core Drill 2.0mm BR1532 = Core Drill 2.5mm BR1533 = Core Drill 3.0mm BR1534 = Core Drill 5.0mm BR1535 = Core Drill 6.5mm BR1536 = Core Drill 9.5mm BR1537 = Core Drill 10.0mm BR1538 = Core Drill 11.0mm