OSG Carbide 4 Flute End Mill Square Edge Diamond Coated - Regular Length For Plastic & Graphite - 4mmThe OSG Carbide 4 Flute End Mill with a square edge design and a Diamond Coating is a specialized tool tailored for precision machining in plastic and graphite materials. With four flutes, it efficiently removes material while maintaining stability and precision. The Diamond Coating enhances tool longevity and wear resistance, making it an excellent choice for demanding machining operations in plastic and graphite. This end mill is a trusted companion