Drill through porcelain, granite, marble, tile, stone, and masonry
Vacuum Braze Technology provides the strongest bond between diamond particles and the drilling surface of core bit
Drilling Time Reduced by 50% compared with traditional metal-bond core bits
No bond to wear away - diamond particles work at peak performance at all times
Reverse spiral thread delivers continuous water feed to the cutting surface areas, extends bit life and improves drilling speed
Core ejector slot clears debris and plugs during repeated drilling operations
Designed to operate on any corded or battery operated hand drill
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Warning: This product can expose you to chemicals including nickel and crystalline silica, which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov 
Warning: This product can expose you to chemicals including nickel and crystalline silica, which are known to the State of California to cause cancer. For more information go to