Description:

3 pieces 1/2" inch Kent Diamond Coated Core Drill Bits Hole Saws Description: This diamond coated core drill bit removes a complete circle from glass, tiles, marble, granite, ceramic or other materials and only needs water for lubrication. Can be used with a standard electric drill. Size: 1/4" shank, 2" Overall Length. For Best Results: Always use lubrication ( water ), otherwise the diamond core drill bit will burn. Start your hole diagonally, make a round trand then hold drill straight. ( GLS - 234 ) Features: 3 pieces 1/2" inch Kent Diamond Coated Core Drill Bits 1/4" shank, 2" Overall Length Core drill bit removes a complete circle from glass For glass, tiles, marble, granite, ceramic or other materials Use water as coolant.