Description:2-12mm HSS 4 Flute End Mill Cutter Straight Shank Milling Cutter Drill Bit CNC Tool Specifications: Material: HSS (High speed steel) Flutes: 4 Flutes Size Included: 2mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm Size Cutting Diameter (mm) Shank Diameter (mm) Cutting Depth (mm) Total length (mm) 2mm 2 6 7 51 3mm 3 6 8 52 4mm 4 6 11 55 5mm 5 6 13 57 6mm 6 6 13 57 8mm 8 8 19 63 10mm 10 10 22 72 12mm 12 12 26 83 Quantity: 1pc (It only included a cutter in the size you choose,please choose the right size you want) 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. Package Included:1pc x 4 Flute End Mill Cutter Notice: 1.Please allow a bit error due to manual measurement. Pls make sure you do not mind before you bid. 2.The color may have different as the difference display.