Diamond Core Bit Laser Welded 18-102mm for Hard Stone Concrete Marble USA Warehouse

Specification: Diameter: 18MM 20MM 25MM 32MM 35MM 38MM 45MM 50MM 58MM 65MM 75MM 102MM Total length: 100MM,  Thread: 5/8-11(Make sure it can be installed on your machine,popular in North America)   Application and Notice Which Material or Condition? Drilling hard granite, marble, engineering stone, concrete, brick,masonry and all similar materials Ideal for drilling the faucet mounting holes in stone countertops, plumbing lines in showers and vanities Dry or Wet Drilling - use wet will greatly prolong the segment life   Which Machine? With 5/8-Inch-11 Thread; Easily operate on Angle Grinder If you fit them on drill or other machine, you need an adapter, such as SDS, hex, Round plus shank... Notice: Do not use this bit in hammer or Impact mode Do not give too much pressure or sway the core bits when working If find hard to drill, take a break and check the segments. If the segment become blunt, please try to sharp it by drilling a hole on the abrasive concrete and then continue