7 Inch PCD Grinding Cup Wheel Ningbo Yinzhou Norler Tools Co., Ltd Base Info Manufacturing Process：BrazingShape：Cup-ShapedBonding Agent：MetalOrigin：ChinaHS Code：6804219000 Description Pre：M14 Diamond Core Drill Bit Set in Aluminium Box with Guide for Granite Drilling Next：45 Degree Shape Vacuum Brazed Router Bit Artificiartificial Quartz Stone Edge Profile Tools Cone Type
