Inquiry (采购产品): Drilling through ceramic tile Can you please recommend what kind of drill bits to use to drill approximately 40 - 5/16" diam. holes and approximately 10 - 7/16" diam. holes through ceramic tile? Can you also please send me any available literature you may have with regard to diamond core drill bits for drilling through masonry? ie...lime stone, brick, cement & mortar. **** Hidden Message ***** Saverio Fasciano 07676 Company: SVF Railings, L.L.C. E-mail: svf.railings@verizon.net **** Hidden Message ***** svf.railings@verizon.net