Ostek 2Pcs/ Box 1-3/8'' Dry Diamond Core Drill Bit,Granite Drill Bit with 5/8'-11 Thread for Granite 35mm Masonry Coring

Ostek 2Pcs/ Box 1-3/8'' Dry Diamond Core Drill Bit,Granite Drill Bit with 5/8'-11 Thread for Granite 35mm Masonry Coring

Diameter is 1-3/8'',5/8''-11 thread install on polishers or grinders It is designed for dry drill core to granite on the job site High frenquency/Laser welded available Vacuum Brazed side protection offers clean cut & steel core protection Use wet or dry drilling for stone, wet using will greatly prolong the segment life Product name:Diamond core drill bits for stone
Size(inch):1-3/8"
Segment height:10mm
Our diamond stond dry core bit fit on a high-speed angle grinder.
It provides the best cutting performance and can drill through the toughest 1-3/8" granite or engineered stone countertop at the job site without using water. Not only is this convenient but it also increases productivity by cutting down on the amount of clean up needed when using water.