brand new and high quality Material: Cemented carbide Color: silver Features: Shank Diameter: 3.175mm Cutting Edge Diameter: 0.83.175mm (0.8/1.0/1.2/1.4/1.6/1.8/2.0/2.2/2.4/3.17mm) Cutting Edge Length: 12mm Overall Length: 37mm Features: Use of ultrafine grain carbide material with good milling, cutting performance, ensure high work efficiency; Have sufficient bending strength and wear resistance; High hardness, high wear resistance, high strength; for Sharp cutting edge, milling, hole and plate edge, surface clean, neat, no glitches. Application: PCB,SMT, CNC, Mould, pastic fiber, carbon fiber, super hard wood, printed circuit board, other precision parts processing. Quantity: 10pcs/set Note: Please allow 12mm errors due to manual measurement Due to the difference between different monitors, the picture may not reflect the actual colorof the item. Thank you!