
HRC55 4 Flute CNC Machine Tools Milling Cutter Corner Radius End Mill. Super TiSiN Coating: Reduces friction coefficient and significantly improves tool life with nano hardness up to 3600 HV. High Precision Grinding: Made by world latest 5-AXIS CNC tools grinder ensuring precision within 0 ~-0.01mm. Micro Grain Carbide: Utilizes HRC55 micro grain carbide rod with grain size 0.6um and flexural strength >=4000N/mm2. OEM & ODM Service: We accept custom demands, laser logo on shank, and printed labels on boxes for your brand. Wide Material Compatibility: Suitable for processing steel, stainless steel, nickel alloy, titanium alloy, cast iron, and plastic. Fast Delivery Time: Samples dispatched in 2-7 workdays; formal orders delivered in 7-30 workdays depending on quantity. Strict Quality Inspection: Each cutter is inspected by Zoller Measuring Machine to ensure high standard and precision. Large Stock Availability: More than 20000 cutters are in stock to meet urgent requirements with stable raw materials.