Features: -Mill Cutter, usually used to be assembled on milling machine. -Suitable for CNC data processing center, carved, high-speed machines. -Can milling of copper, aluminum, tool steel, cast iron, etc. -High toughness, abrasion resistance, high-speed cutting for the high hardness. -Can processing directly or fine processing to the heat treatment mold. -Reducing the number of tool changes, improve machine actuator movement rhythm, save mold making time. Specification: Material: HSS-AL Model: 4/ 6/ 8/ 10/ 12mm Size: Cutting diameter Shank diameter Shank length Overall length 4mm 6mm 11mm 55mm 6mm 6mm 13mm 57mm 8mm 8mm 19mm 63mm 10mm 10mm 22mm 72mm 12mm 12mm 26mm 83mm Package Included: 5xEnd Mill Cutter