Dry Core Bits for General Purpose Stone Adhesive Etch marks are chemical burns

Etch marks are chemical burns caused by acid coming in contact with the stone surface and reacting with the calcium in the stone to create a dull spot

Use appropriate protective equipment when moving heavy slabs

Available from Diamond Tool Store

Follow all site-specific safety requirements when working at elevation or near lifted loads

or other architectural stone elements

Dry Core Bits for General Purpose Stone Adhesive Etch marks are chemical burnsDry Core Bits for General Purpose DRY Application : Masonry, Brick, Concrete Block Equipment : Electric Core Drill 10" Long Barrel segment Height: 7mm Item # Description Note OD30P01011A2 1 X . 118 X 5 8 11, 10" LONG BARREL OD30P01211A2 1 1 4 X . 118 X 5 8 11, 10" LONG BARREL OD30P01511A2 1 1 2 X . 118 X 5 8 11, 10" LONG BARREL OD30P01711A2 1 3 4 X . 118 X 5 8 11, 10" LONG BARREL Call for Order OD30P03012A2 3 X . 125 X 5 8 11, 10" LONG BARREL