Carbide Balls, Carbide Rings, Carbide Plates manufacturer / supplier in China, offering Dia49.6X30.17 Non-Standard Carbide Rotary File Carbide Rotary File Head Part, Hard Metal Tc Burr Cutter on 1/4″ Shanks for Locksmith Tools Special Cutting Geometries Available, Good Price From China Factory Cemented Carbide Rotary Files C1225 with Small Size Chips and so on.