Expertly crafted aftermarket replacement for the 3.0mm Sidewinder Carbide Cutter (F30) used in Wenxing Machines such as Q30, Q36, and Q39 models. Made from high-grade Carbide and designed for superior cutting performance, this End Mill Cutter boasts a precise tip width of 3.0mm and dimensions of 6mm x 30mm. Compatible with a wide range of Wenxing Machines, this cutter is a reliable and efficient choice for key duplication professionals.