{"product_id":"hertel-h59873166-boring-insert-diamond-solid-carbide-hc620b","title":"Hertel H59873166 Boring Insert Diamond Solid Carbide HC620B","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe HERTEL H59873166 is a solid carbide boring insert designed for precision internal boring operations on metalworking equipment. Manufactured to the CDHH insert style in grade HC620B, this insert features an 80-degree diamond shape with a 15-degree relief angle and a 1\/64 inch (0.0150 inch) corner radius. The CVD-applied multilayer coating sequence of TiN, TiC, TiCN, and TiN over the C7 carbide substrate delivers improved wear resistance and thermal protection at the cutting edge. Screw-mounted and left-hand oriented, this insert is suited for CNC boring bars and precision boring heads used in production turning and boring applications.\u003c\/p\u003e\n\u003cp\u003eThis insert is appropriate for finish and semi-finish boring in ferrous materials where dimensional accuracy and surface finish are critical. The 5\/32 inch inscribed circle (0.1563 inch IC) and 0.0400 inch thickness are consistent with small-diameter boring applications. A left-hand designation means it is intended for left-hand toolholders and boring bar systems. Machinists and tool-and-die professionals working on CNC lathes and machining centers in job shop or production environments are the primary installers.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e80-degree diamond shape (CDHH insert style) for stable, controlled boring cuts\u003c\/li\u003e\n  \u003cli\u003eSolid carbide substrate at C7 material grade for rigidity and wear resistance\u003c\/li\u003e\n  \u003cli\u003eCVD multilayer coating: TiN, TiC, TiCN, TiN for extended tool life in ferrous applications\u003c\/li\u003e\n  \u003cli\u003e1\/64 inch corner radius (0.0150 inch) for finish-quality surface results\u003c\/li\u003e\n  \u003cli\u003e15-degree relief angle reduces flank wear and back pressure in tight-bore conditions\u003c\/li\u003e\n  \u003cli\u003eLeft-hand, screw-mount design for positive insert retention in compatible boring bars\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use in left-hand screw-clamp boring bar toolholders that accept CDHH-style inserts with a 5\/32 inch inscribed circle. Consult toolholder manufacturer specifications to confirm seat geometry and screw size before installation.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a qualified machinist with the spindle powered down and the machine in a locked-out, tagged-out state per applicable safety procedures. Use the correct torque driver and clamp screw specified by the toolholder manufacturer to seat the insert fully against the pocket walls without over-torquing. Inspect the insert seat and clamp screw for damage or debris before installing a new insert. Solid carbide inserts are brittle and should not be dropped or subjected to impact during handling.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: CDHH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Size Code\u003c\/strong\u003e: 1.20.61\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape\u003c\/strong\u003e: Diamond, 80 Degree Included Angle\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: C7\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: HC620B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 5\/32 inch (0.1563 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCorner Radius\u003c\/strong\u003e: 1\/64 inch (0.0150 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.0400 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRelief Angle\u003c\/strong\u003e: 15 degrees\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: CVD\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating Finish\u003c\/strong\u003e: TiN, TiC, TiCN, TiN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Left Hand\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Holding Method\u003c\/strong\u003e: Screw\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Height\u003c\/strong\u003e: 0.25 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Width\u003c\/strong\u003e: 1.5 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Length\u003c\/strong\u003e: 4 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.03 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 10\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: HERTEL\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: H59873166\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HERTEL","offers":[{"title":"Default Title","offer_id":51740821061938,"sku":"H59873166","price":334.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/1a22d804617a37446244c1d4b427b179.jpg?v=1788827615","url":"https:\/\/voomisupply.com\/products\/hertel-h59873166-boring-insert-diamond-solid-carbide-hc620b","provider":"Voomi Supply","version":"1.0","type":"link"}