Product Overview
Buy 5/16 in. Diamond Drill Bitfrom Vella.ca
The Brutus 5/16 in. Diamond Drill Bit is fast and efficient when cutting through porcelain, ceramic, marble, granite and even concrete. Both professional and do-it-yourself installers can use it.
Buy 5/16 in. Diamond Drill Bit from Home DepotWarranty Information
To be free of manufacturing defects, 1-800-840-9423
