Mill Cutter Reduces Cutting Force Low Cutting Resistance Face End Mill Cutter for Multiple Material Specification: Features: This is milling machine special face end mill cutter. Hardened and quenched with beautiful craftsmanship. Made of high quality steel.Light cutting and low resistance. The screw is locked the chip removing space is large and the chip removal is good. The blade can be adapted to a variety of materials. For sheet metal cutting non-hardened blades for steel. Specification: Model:R8-FMB22 7/16-20UNF Application:for assemble 50 mm and 63mm diameter cutter head. Package List: 1 x Face End Mill Cutter