Glass tile marble hole saw

Quantity: 1PC
Specifications:6-100MM

Features.
--100% brand new and high quality
--This diamond coated core drill bit removes a complete circle fromglass, tiles, marble, granite, ceramic or other.
--Materials and only needs water for lubrication.
--Always use lubrication (water), otherwise the diamond core drill will burn.
--Can be used with a standard electric drill.
--Start your hole diagonally, make a round trace and then hold drill straight.