1/4" Diamond Core Bit
Drill through Porcelain, Marble, Slate and Glass
Water Feed Needed
Diamond grit drill bit will drill holes in glass, marble, class 5 porcelain, granite, slate, and ceramic tile. For best results, use with the Hitachi water attachment model No. 728019 for bits 3 16 to 3 8 or model No. 729400 for bits 1 2 to 1. No. 728020: 3 16 No. 728022: 1 4 No. 728024: 9 32 No. 728026: 5 16 No. 728028: 3 8 No. 729402: 1 2 No. 729404: 5 8 No. 729406: 3 4 No. 729408: 1 No. 729410: 1 1 4 No. 729412: 1 3 8
