{"product_id":"4-flute-carbide-tisin-flat-end-mill-cnc-milling-cutter","title":"4-Flute Carbide TiSiN Flat End Mill | CNC Milling Cutter","description":"\n\u003ch2\u003e4-Flute Tungsten Carbide Flat End Mill with TiSiN Nano Coating\u003c\/h2\u003e\n\u003cp\u003eEngineered for high-performance CNC machining, this tungsten carbide flat end mill delivers exceptional cutting precision across hardened steel, alloys, molds, and hard workpieces. Featuring a premium TiSiN (Titanium Silicon Nitride) nano coating and a precision-ground 4-flute spiral design, this end mill is built to outlast standard tooling while maintaining superior surface finishes — even at elevated cutting speeds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExceptional Cutting Hardness:\u003c\/strong\u003e Constructed from solid carbide material, offering outstanding hardness and high-temperature resistance for stable cutting of hardened steel, alloys, and tough workpieces — effectively extending tool service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnti-Wear TiSiN Nano Coating:\u003c\/strong\u003e The cutting edge is coated with a premium TiSiN nano coating that reduces the friction coefficient during processing, improves overall wear resistance, and allows higher cutting speeds — reducing long-term tooling costs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEfficient 4-Flute Chip Removal:\u003c\/strong\u003e The precision-ground 4-flute spiral design guides chips smoothly out of the cutting zone, prevents chip clogging, reduces vibration, and delivers a high-quality machined surface finish — no extra polishing required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision Ground Shank:\u003c\/strong\u003e Ultra-low runout error achieved through fine-grinding of the shank ensures compatibility with most CNC machines and milling equipment, guaranteeing processing accuracy and slip-free high-speed operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCarbide Flat End Mill\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTungsten Carbide Alloy with TiSiN Nano Coating\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlutes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-Flute Spiral Design\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTiSiN (Titanium Silicon Nitride) Nano Coating\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAs shown in product images\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 piece per set\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCNC machining, metal milling, mold manufacturing, alloy processing, precision engineering, steel cutting\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eThis flat end mill is ideal for a wide range of industrial and hobbyist machining tasks, including:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC machining centers\u003c\/li\u003e\n  \u003cli\u003eMetal milling operations\u003c\/li\u003e\n  \u003cli\u003eMold and die manufacturing\u003c\/li\u003e\n  \u003cli\u003eAlloy and stainless steel processing\u003c\/li\u003e\n  \u003cli\u003ePrecision engineering and toolroom work\u003c\/li\u003e\n  \u003cli\u003eHardened steel cutting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePhotos are for illustrative purposes and may not reflect actual size. Please refer to the description for size details.\u003c\/li\u003e\n  \u003cli\u003eAllow for slight measurement differences due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eColors may vary slightly depending on your monitor's display settings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set – Multi-Functional Caulking \u0026amp; Renovation Tools\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-multi-use-faucet-bubbler-wrenches-6-sizes-sink-wrenches-detach-tool-for-kitchen-bathroom-faucet-parts-repair-spanner\"\u003e1PC Multi-Use Faucet Bubbler Wrenches – 6 Sizes Repair Spanner\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-10g-high-grade-silicon-grease-lubricant-o-lubrication-good-odorless-smoothness-for-o-rings-tube-silicone-grease-lubricant\"\u003e1PC High Grade Silicone Grease Lubricant for O-Rings \u0026amp; Machinery\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What materials can this carbide flat end mill cut?\u003c\/h4\u003e\n\u003cp\u003eA: This 4-flute tungsten carbide end mill is designed for cutting hardened steel, stainless steel, alloys, mold steel, and other hard workpieces commonly encountered in CNC machining and precision engineering applications.\u003c\/p\u003e\n\u003ch4\u003eQ: What is TiSiN nano coating and why does it matter?\u003c\/h4\u003e\n\u003cp\u003eA: TiSiN (Titanium Silicon Nitride) is an advanced nano coating applied to the cutting edge of the end mill. It significantly reduces friction during cutting, improves wear resistance, enables higher cutting speeds, and extends the overall service life of the tool — lowering your long-term tooling costs.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this end mill compatible with standard CNC milling machines?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The shank is precision-ground to an ultra-low runout tolerance, making it compatible with most CNC machining centers and milling equipment. Its high-precision fit ensures stable, slip-free performance during high-speed operations.\u003c\/p\u003e\n\u003ch4\u003eQ: How many flutes does this end mill have, and why does that matter?\u003c\/h4\u003e\n\u003cp\u003eA: This end mill features a 4-flute spiral design. The 4-flute configuration provides excellent chip evacuation, reduced cutting vibration, and a superior surface finish compared to 2-flute designs — making it ideal for finishing passes and hard material milling.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What materials can this carbide flat end mill cut?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This 4-flute tungsten carbide end mill is designed for cutting hardened steel, stainless steel, alloys, mold steel, and other hard workpieces commonly encountered in CNC machining and precision engineering applications.\"}}, {\"@type\": \"Question\", \"name\": \"What is TiSiN nano coating and why does it matter?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"TiSiN (Titanium Silicon Nitride) is an advanced nano coating applied to the cutting edge of the end mill. 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