Manufacturing characteristics 1.Size and form follow DIN6537 standard for manufacturing 2.Transverse blade correction H shape, FULAIKE standard 3.Main blade point angle 130° 4.Optimized groove shape for chip removal, facilitating chip removal double edge (reaming function) 5.Blade diameter tolerance h7 6.Handle type refers to DIN6535HA h6 7.Non-Surface treatment
Application characteristics Also known as drill reamer, it is used for short cutting materials such as gray cast iron, ductile iron, aluminum alloy, copper alloy, etc. For long cutting materials, internal cooling must be used for forced chip removal; strong centering ability, stable dimensional accuracy and good Surface quality; suitable for high-speed and large-feed cutting.