Carbide Inserts, Carbide End Mills, Carbide Twist Drill manufacturer / supplier in China, offering 22vel 5acme External American Acme 29 Thread Turning Tool 22ver 27ver 27vel Threading Carbide Inserts, Solid Carbide End Mills/Flattened End Mills/End Mill Carbide, 4 Flute Standard Length Carbide Endmill for Steel Milling and so on.