Manufacturing characteristics 1.Size and form follow FULAIKE standard for manufacturing 2.Transverse blade correction Y shape, FULAIKE standard 3.Main blade point angle 125° 4.Tool nose R value 0.8 5.Optimized groove shape for chip removal, facilitating chip removal 6.Blade diameter tolerance ±0.002 7.Surface treatment coating
Application characteristics Suitable for HRC40-48 high carbon steel and alloy steel; with excellent drilling accuracy, when the hole depth is less than or equal to 1.5xd. Hole accuracy≤IT7, roundness≤0.005; perfect surface quality can be obtained, Ra≤1.2μ.