{"product_id":"tnmg160404-tnmg160408-cbn-6-boron-nitride-turning-insert-with-mtjnr1616h16-external-turning-lathe-cutting-tool-holder-high-speed-finishing-of-heat-treated-steel-sintered-ferrous-alloy-and-cast-iron","title":"TNMG160404\u0026TNMG160408 CBN-6 Boron Nitride Turning Insert with MTJNR1616H16 External Turning Lathe Cutting Tool Holder,High Speed Finishing of Heat Treated Steel,Sintered Ferrous Alloy and Cast Iron","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePremium CBN Turning Inserts \u0026amp; CNC Tool Holder Set:Includes 1PC TNMG160404 CBN-6 + 1PC TNMG160408 CBN-6 Boron Nitride Inserts with MTJNR1616H16 Holder for hardened steel machining.\u003c\/li\u003e\n\u003cli\u003eShock-Resistant CBN for Interrupted Cuts:Withstands heavy impact in hardened steels (\u0026gt;50HRC) and cast iron, 3X fracture toughness vs. ceramics (9.0 MPa·m¹\/²).\u003c\/li\u003e\n\u003cli\u003eMirror Finish on Hardened Steels:Low iron affinity achieves Ra0.4μm surface on quenched\/tool\/bearing steels (50-70HRC), eliminating grinding operations.\u003c\/li\u003e\n\u003cli\u003eHigh-Speed Continuous Machining:Stable at 350m\/min on spring steel, ductile iron, and carburized steel with minimal flank wear.\u003c\/li\u003e\n\u003cli\u003eMTJNR1616H16 Tool Holder Compatibility:Securely clamps TNMG1604XX inserts for vibration-free external turning on CNC lathes.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hunricho","offers":[{"title":"Default Title","offer_id":48528083190018,"sku":"B0FL6ZDN2Q","price":49.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/2534\/0418\/files\/3106ByhhpiL.jpg?v=1789829142","url":"https:\/\/mrovanta.com\/products\/tnmg160404-tnmg160408-cbn-6-boron-nitride-turning-insert-with-mtjnr1616h16-external-turning-lathe-cutting-tool-holder-high-speed-finishing-of-heat-treated-steel-sintered-ferrous-alloy-and-cast-iron","provider":"MROVanta","version":"1.0","type":"link"}