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 to drill the hard material.

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