Rock Diamond Core Drilling Tools

Wet Core Bit for Concrete and Hard MasonryDiamond hole saw bit designed for drilling:Porcelain and other ceramic tileGraniteMarbleSegment Height:8 mmDrilling Depth:2"Arbor3/8" ShankEquipment:Hand held electric drillsDrilling Method:Wet onlyProduct picture:Shipping :Our Factory:Our factory was established 1980s, and has a long history of more than 20 years. We are now a high technology with the capability of production, sales, and research of new technology.Our factory was supported with a powerful technology team, advanced production line, and inspection equipment. We strictly conform to ISO9001-2000 quality control system. Inspection between processes follows the EN standard. We are supply the diamond saw blade, diamond core drill bit,  diamond grinding wheel and so on.  Our products have exported to Europe, America,Asia and enjoyed good reputation.Hope fully to be your trustworthy supplier in China. Our Service 4F:1. Free sample cost. 2. Free eplacement of damaged goods.3. Free design of new packaging for customers.4. Free testing of product quality for customers/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1