{"product_id":"dcmt070204-hmp-nc3120","title":"Korloy DCMT070204-HMP NC3120 Universal Steel Turning Insert (10pcs)","description":"\u003cp\u003eThe \u003cstrong\u003eOriginal Korloy DCMT070204-HMP NC3120\u003c\/strong\u003e (ANSI Standard: \u003cstrong\u003eDCMT 21.51\u003c\/strong\u003e) is a versatile 55° diamond turning insert designed for the \u003cstrong\u003egeneral purpose machining of Steel (P) and Carbon Steel\u003c\/strong\u003e. As a \"Universal\" grade, the \u003cstrong\u003eNC3120\u003c\/strong\u003e combines a high-toughness carbide substrate with an advanced CVD coating, making it the ideal choice for workshops that handle a variety of steel types and diverse cutting conditions—from continuous finishing to light interrupted cuts.\u003c\/p\u003e\n\u003cdiv style=\"background-color: #f0f9ff; border: 1px solid #bae6fd; padding: 15px; border-radius: 5px; margin: 20px 0;\"\u003e\n\u003cp style=\"margin: 0; font-size: 14px; color: #0369a1;\"\u003e\u003cstrong\u003eThe Universal Workhorse:\u003c\/strong\u003e NC3120 is engineered to handle the widest range of steel applications. If you need one insert that can manage mild steel, alloy steel, and occasional light interruptions with consistent reliability, this is the premier choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch4\u003eTechnical Specifications:\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 15px 0;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f8f8f8;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eKorloy (100% Genuine)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eISO Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDCMT070204-HMP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f8f8;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eANSI Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDCMT 21.51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eGrade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eNC3120 (Universal CVD for Steel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f8f8;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eNose Radius\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.4 mm (Standard Versatility)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eCore Performance Benefits:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExcellent Edge Security:\u003c\/strong\u003e The NC3120 grade is highly resistant to micro-chipping, even when the cutting conditions are less than ideal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHMP Finishing Geometry:\u003c\/strong\u003e Provides outstanding chip control for small CNC lathes, ensuring that chips are broken effectively at light depths of cut.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePredictable Tool Life:\u003c\/strong\u003e The balanced CVD coating ensures a stable wear rate across a broad spectrum of steel materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized for Small Lathes:\u003c\/strong\u003e The 07 size is perfect for precision components, Swiss-style machining, and internal boring operations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eRecommended Cutting Parameters:\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 15px 0; text-align: center;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #eee;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMaterial Group\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCutting Speed (Vc)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFeed Rate (f)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDepth of Cut (ap)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLow Carbon \/ Mild Steel\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e150 - 300 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.08 - 0.20 mm\/rev\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.5 - 2.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eAlloy Steel (4140 \/ 4340)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e120 - 250 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.10 - 0.20 mm\/rev\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.5 - 2.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSteel with Interrupted Cuts\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e100 - 180 m\/min\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.06 - 0.15 mm\/rev\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.3 - 1.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eCompatible Tool Holders:\u003c\/h4\u003e\n\u003cp\u003eCompatible with all standard 55-degree holders using 07 pockets:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Tool Holders:\u003c\/strong\u003e \u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/dc-insert\" target=\"_blank\" title=\"SDJCR 07 Holder\" rel=\"noopener\"\u003eSDJCR\/L 0808 \/ 1010 \/ 1212F07 \/ 1616H07\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Boring Bars:\u003c\/strong\u003e \u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/dc-insert-internal\" target=\"_blank\" title=\"SDUCR Boring Bar\" rel=\"noopener\"\u003eS08K-SDUCR07 \/ S10K-SDUCR07 \/ S12M-SDUCR07\u003c\/a\u003e\u003ca title=\"SDUCR Boring Bar\" href=\"\/products\/s-sdqcr-boring-bar\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"background-color: #f9f9f9; border: 1px solid #e1e1e1; padding: 20px; border-radius: 8px; margin-top: 30px;\"\u003e\n\u003ch3 style=\"color: #333; margin-top: 0; border-bottom: 2px solid #0369a1; padding-bottom: 10px;\"\u003eThe Steel Professional's Tip: NC3120 vs. NC3020\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; color: #666;\"\u003eWhich Korloy grade should you choose for your small lathe?\u003c\/p\u003e\n\u003cdiv style=\"display: flex; gap: 20px; flex-wrap: wrap;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px; background: #fff; padding: 15px; border-radius: 5px; border-left: 5px solid #0369a1;\"\u003e\n\u003cstrong style=\"color: #0369a1; font-size: 15px;\"\u003eNC3120 (Universal - This Model)\u003c\/strong\u003e\n\u003cp style=\"font-size: 12px; margin-top: 5px;\"\u003eBest for \u003cstrong\u003eGeneral Use \u0026amp; Reliability\u003c\/strong\u003e. If you cut various types of steel or have light interruptions, this grade provides the best safety margin against chipping.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px; background: #fff; padding: 15px; border-radius: 5px; border-left: 5px solid #16a34a;\"\u003e\n\u003cstrong style=\"color: #166534; font-size: 15px;\"\u003eNC3020 (Speed \u0026amp; Wear)\u003c\/strong\u003e\n\u003cp style=\"font-size: 12px; margin-top: 5px;\"\u003eBest for \u003cstrong\u003eHigh-Speed Continuous Turning\u003c\/strong\u003e. Choose this if you are running mass production in a very stable setup and want maximum life at higher RPMs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 13px; font-style: italic; margin-top: 15px; color: #888;\"\u003e\u003cstrong\u003eMachinist's Insight:\u003c\/strong\u003e In small-diameter boring, vibration is common. The NC3120 grade's inherent toughness helps dampen the effects of that vibration, protecting your cutting edge longer than more brittle finishing grades.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin-top: 20px; font-weight: bold; color: #ef4444;\"\u003ePackaging: 10 pieces per box.\u003c\/p\u003e","brand":"KORLOY","offers":[{"title":"Default Title","offer_id":42478301020332,"sku":"DCMT070204-HMP NC3120","price":64.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Korloy_DCMT070204-HMP_NC3120_Universal_CVD_Coated_Insert_for_Steel_and_Carbon_Steel.jpg?v=1766560965","url":"https:\/\/cnchome-beyond.com\/products\/dcmt070204-hmp-nc3120","provider":"CNCHome-Beyond","version":"1.0","type":"link"}