High Precision Tungsten Solid Carbide Straight Flute Reamer for Metal. Customized Coating Options: Available in AlTiN, TiAlN, TiN, Nano, Diamond, and other specialized coatings. Wide Diameter Range: Flute diameter customizable from 0.3mm to 40mm to meet specific needs. High Hardness Options: Available in HRC 45, 55, 60, and 65 to suit various material processing. Versatile Material Compatibility: Suitable for copper, cast iron, carbon steel, stainless steel, and titanium alloy. High Precision Tolerance: Precision grade of 0.005 to -0.01mm ensures accurate hole sizing. Enhanced Cutting Efficiency: Special cutting edge design increases cutting ability and extends tool life. Smooth Flute Design: Wide smooth flutes facilitate easy chip removal and improve production time. Full Customization Service: ODM and OEM services accepted with flexible customization from samples or designs.