Carbide Insert, Machine Tool, Tungsten Carbide manufacturer / supplier in China, offering Solid 1.5 12 mm Diamond HRC55 Degrees CNC Router Bits Set Burs 2 4 6 8 Flute Roughing Carbide End Mill Sharpener, Carbide 4 Flutes Flat End Mill Milling Cutter 4 Flutes CNC Lathe Machine Solid Carbide Endmill, China Factory PCD End Mills Diamond Tungsten Steel Milling Cutter for Silicon Carbide Fiber Graphite and so on.