{"product_id":"hrc55-carbide-end-mill-4flutes-metal-steel-tungsten-milling-cutter-alloy-coating-cutting-tool-cnc-maching-1-2-3-4-5-6-7-8-9-20mm","title":"HRC55 4 Flute Carbide End Mill Tungsten Cobalt Cutter NACO4 Nano Coating Hardened Steel Cast Iron CNC Milling 9 To 20 Mm","description":"\u003ch2\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThis HRC55 4-flute carbide end mill is engineered for precision cutting in demanding applications, featuring a durable tungsten cobalt alloy construction and a high-performance NACO4 nano coating. Designed for machining hardened steels, cast iron, and other tough metals, it ensures efficient material removal and superior surface finish on CNC machining centers and high-speed engraving machines.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Tungsten Cobalt Alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e NACO4 Nano Coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardness (HRC):\u003c\/strong\u003e 55°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelix Angle:\u003c\/strong\u003e 35°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Flutes:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEngineered with a 55° tungsten steel core for exceptional hardness and wear resistance, ideal for challenging materials.\u003c\/li\u003e\n\u003cli\u003eFeatures a specialized NACO4 nano coating that enhances lubricity and heat resistance, extending tool life and improving cutting efficiency.\u003c\/li\u003e\n\u003cli\u003eBoasts a 35° helix angle designed to provide excellent chip evacuation and reduce cutting forces, leading to smoother operation and cleaner cuts.\u003c\/li\u003e\n\u003cli\u003eThe 4-flute design offers a balance of material removal rate and surface finish quality for versatile milling applications.\u003c\/li\u003e\n\u003cli\u003eSuitable for machining a wide range of materials including cast iron, alloy steel, carbon steel, and other metals.\u003c\/li\u003e\n\u003cli\u003eOptimized for use with CNC machining centers, precision engraving machines, and other high-speed machining equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eMeasurements\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter Range:\u003c\/strong\u003e 1mm to 20mm (approximately 0.04 to 0.79 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length Range:\u003c\/strong\u003e 50mm to 200mm (approximately 1.97 to 7.87 inches)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x HRC55 4-Flute Carbide End Mill (specific diameter and length to be selected)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThis product is manufactured by a professional entity specializing in the development and production of high-quality milling tools.\u003c\/li\u003e\n\u003cli\u003eA variety of related tools are available; customers can select different specifications and combine items from our store for purchase.\u003c\/li\u003e\n\u003cli\u003ePurchasing multiple pieces (5 or more) may qualify for an additional discount of 3% to 5%.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eProduct Tags\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCarbide End Mill\u003c\/li\u003e\n\u003cli\u003eHRC55 Cutter\u003c\/li\u003e\n\u003cli\u003e4 Flutes\u003c\/li\u003e\n\u003cli\u003eTungsten Steel\u003c\/li\u003e\n\u003cli\u003eMilling Cutter\u003c\/li\u003e\n\u003cli\u003eAlloy Steel Tool\u003c\/li\u003e\n\u003cli\u003eCNC Machining\u003c\/li\u003e\n\u003cli\u003eMetal Cutting\u003c\/li\u003e\n\u003cli\u003eNACO4 Coating\u003c\/li\u003e\n\u003cli\u003eTungsten Cobalt Alloy\u003c\/li\u003e\n\u003cli\u003eEnd Mill\u003c\/li\u003e\n\u003cli\u003eDrilling Tool\u003c\/li\u003e\n\u003cli\u003eEngraving 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