2.5mmx6mm 4 Flutes HSSAL Straight Shank End Mill Cutter CNC Bits 2 Pcs Overall Length: 58mm/ 2.3"; Shank Diameter: 6mm/ 0.24" Cutting Diameter: 2.5mm/ 0.1"; Flutes: 4-Flute Cutting Depth: 12mm/ 0.47"; Product Name: End Mill Cutter Package Content: 2 x End Mill Cutter, 2 x Case; Material: HSSAL Weight: 30g; Color: Silver Tone