Precision Reamers Straight Shank Spiral Machine Reamer 3mm 20mm Inserts Valve Seat Cutter(19mm HSS(M2) H7)

Features:For reaming or hole repair, because of its small amount of cutting precision machining requirementsare usually higher than the drill bit. Can be manually operated or installed in the drilling machine work.Tolerance requirements: H7 = 0 + 0.01 wireThe material is high-speed steel, good toughness and hardness, long service life, sharp cutting edge, strong cutting ability, high precision, and clean cutting.Type : Chucking Reamer

• Straight groove reamer is made of solid carbide.
• With high sharpness and precision.
• High hardness, high strength, strong wear resistance, good thermal stability and so on.
• The reamer can always maintain a stable cutting capacity and a long service life.