Features‎:‎ High toughness‎,‎ abrasion resistance‎,‎ high‎-speed cutting‎.‎ Mainly used in cutting and hook slots‎.‎ Can milling of tool steel‎,‎cast iron‎,‎carbon steel‎,‎alloy steel‎,‎ copper etc‎.‎ Suitable for CNC data processing center‎,‎ carved‎,‎ high‎-speed machines‎.‎ Specification‎:‎ Material‎:‎ HSS Flutes‎:‎ 2 Flutes Size‎:‎2mm‎,‎ 3mm‎,‎ 4mm‎,‎ 5mm‎,‎ 6mm 2 x 6 x 7 x 51mm 3 x 6 x 8 x 52mm 4 x 6 x 11 x 55mm 5 x 6 x 13 x 57mm 6 x 6 x 13 x 57mm ‎(‎Cutting Diameter x Shank Diameter x Cutting Depth x Total length‎)‎ Quantity‎:‎5pcs