Hangzhou JDR Diamond Tools Co., Ltd.
diamond tools, diamond saw blades, granite polishing pads, marble polishing pads, diamond router bits, Manufacture and Supplier - China(CN)
Vacuum Brazed diamond core drill bit (JDR09001)
To cut a hole on a range of monary materials such as marble, granite,limestone,etc.
High-technology in the world.
Please contact:jdrdiatool(at)yahoo.com.cn
20mm to 100mm