Description:The application of tungsten carbide alloy file is very common, it is applicable in mold making. Machine parts bevel edge, reverse machining and trench processing. It can be processed from cast iron, cast steel, carbon steel, alloy steel, stainless steel, copper, aluminum and other metals, and marble, jade, bone and other non-metals. Carbide alloy file supports main tool power tool or power tool or air tool (can also be installed on the machine tool)Specification:Material: Tungsten steel YG8Color: SilverBlade diameter: 6-12mmShank diameter: 6mm(1/4")Total length: 40-50mmGroove: double rotatingQuantity: 8pcsType:A: cylinder shapeC: cylindrical ball headD: sphericalF: curved round headWidely used in machinery, automobiles, industry shipbuilding, chemical industry, craft sculptures, etc. Package Included:8pcs Carbide BitsNote:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.