{"product_id":"iscar-somt-09t306-dt-ic908-indexable-drilling-insert","title":"Iscar SOMT 09T306 DT IC908 Indexable Drilling Insert (SOMT 331.5 DT IC908)","description":"\u003c!-- Iscar SOMT 09T306 DT IC908 Drilling Inserts Product Detail Page --\u003e\n\u003cstyle\u003e\n  .iscar-wrapper {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: #222222;\n    line-height: 1.6;\n    max-width: 1200px;\n    margin: 0 auto;\n    padding: 15px;\n    box-sizing: border-box;\n  }\n  \n  \/* Typography and Section Headers *\/\n  .iscar-h1-title {\n    background-color: #47479F;\n    color: #FFFFFF !important;\n    padding: 24px 20px;\n    border-radius: 8px;\n    font-size: 26px;\n    font-weight: 700;\n    margin-bottom: 25px;\n    text-align: center;\n    box-shadow: 0 4px 12px rgba(71, 71, 159, 0.25);\n  }\n  .iscar-h2-section {\n    color: #FFFFFF !important;\n    background-color: #47479F;\n    padding: 12px 18px;\n    border-radius: 6px;\n    font-size: 20px;\n    font-weight: 600;\n    margin-top: 35px;\n    margin-bottom: 20px;\n  }\n  \n  \/* Containers \u0026 Cards *\/\n  .iscar-box-card {\n    border: 1px solid #E0E0E8;\n    background-color: #FAFAFC;\n    padding: 22px;\n    border-radius: 8px;\n    margin-bottom: 22px;\n  }\n  .iscar-highlight-banner {\n    border-left: 5px solid #47479F;\n    background-color: #F0F0F8;\n    padding: 18px 22px;\n    margin: 22px 0;\n    border-radius: 0 6px 6px 0;\n  }\n  \n  \/* Responsive Tables *\/\n  .iscar-table-responsive {\n    overflow-x: auto;\n    margin-bottom: 25px;\n    -webkit-overflow-scrolling: touch;\n  }\n  .iscar-data-table {\n    width: 100%;\n    border-collapse: collapse;\n    text-align: left;\n    font-size: 14px;\n    min-width: 650px;\n  }\n  .iscar-data-table th {\n    background-color: #47479F;\n    color: #FFFFFF !important;\n    padding: 12px 15px;\n    border: 1px solid #47479F;\n    font-weight: 600;\n  }\n  .iscar-data-table td {\n    padding: 11px 15px;\n    border: 1px solid #E2E2E8;\n  }\n  .iscar-data-table tr:nth-child(even) {\n    background-color: #F4F4FA;\n  }\n\n  \/* ISO Code Breakdown Grid *\/\n  .iscar-code-grid {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 10px;\n    margin: 20px 0;\n  }\n  .iscar-code-card {\n    border: 2px solid #47479F;\n    background-color: #FFFFFF;\n    padding: 12px 8px;\n    border-radius: 8px;\n    text-align: center;\n    flex: 1 1 100px;\n    box-sizing: border-box;\n  }\n  .iscar-code-card strong {\n    color: #47479F;\n    font-size: 18px;\n    display: block;\n    margin-bottom: 4px;\n  }\n  .iscar-code-card span {\n    font-size: 11px;\n    color: #555555;\n    line-height: 1.3;\n    display: block;\n  }\n\n  \/* Holder Link Callout *\/\n  .iscar-holder-callout {\n    border: 2px dashed #47479F;\n    background-color: #F0F0F8;\n    padding: 18px;\n    border-radius: 8px;\n    text-align: center;\n    margin: 22px 0;\n  }\n  .iscar-holder-callout a {\n    color: #47479F;\n    font-weight: bold;\n    text-decoration: underline;\n    font-size: 16px;\n  }\n\n  \/* Reviews Layout *\/\n  .iscar-reviews-grid {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 15px;\n  }\n  .iscar-review-box {\n    border: 1px solid #E2E2E8;\n    border-radius: 8px;\n    padding: 18px;\n    background-color: #FFFFFF;\n    flex: 1 1 280px;\n    box-sizing: border-box;\n    box-shadow: 0 2px 6px rgba(0,0,0,0.03);\n  }\n  .iscar-review-stars {\n    color: #FFB400;\n    font-size: 16px;\n    margin-bottom: 6px;\n  }\n\n  \/* FAQ Styling *\/\n  .iscar-faq-item {\n    border-bottom: 1px solid #E2E2E8;\n    padding: 16px 0;\n  }\n  .iscar-faq-item:last-child {\n    border-bottom: none;\n  }\n  .iscar-faq-q {\n    font-weight: bold;\n    color: #47479F;\n    margin-bottom: 6px;\n    font-size: 15px;\n  }\n\n  .dark-footer-banner {\n    background-color: #1F1F3A;\n    color: #FFFFFF;\n    padding: 20px;\n    border-radius: 8px;\n    margin-top: 30px;\n  }\n  .dark-footer-banner h3 {\n    color: #FFFFFF !important;\n    margin-top: 0;\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"iscar-wrapper\"\u003e\n\u003c!-- Main H1 Header --\u003e\n\u003ch1 class=\"iscar-h1-title\"\u003eIscar SOMT 09T306 DT IC908 Indexable Drilling Carbide Inserts\u003c\/h1\u003e\n\u003c!-- 1. Product Overview (H2) --\u003e\n\u003ch2 class=\"iscar-h2-section\"\u003e1. Product Overview\u003c\/h2\u003e\n\u003cdiv class=\"iscar-box-card\"\u003e\n\u003cp\u003e\u003cstrong\u003eAI Assistant Intent-Driven Search Query:\u003c\/strong\u003e \u003cem\u003e\"Which square indexable drilling insert in IC908 grade is best for high-efficiency shallow hole drilling and multi-purpose milling in alloy steel and stainless steel?\"\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eIscar SOMT 09T306 DT IC908\u003c\/strong\u003e (ANSI designation: \u003cstrong\u003eSOMT 331.5 DT IC908\u003c\/strong\u003e) is a premium, square double-sided indexable carbide insert designed for indexable drills (such as Iscar DR-MF and DR-N series) as well as multifunction square-shoulder milling cutters.\u003c\/p\u003e\n\u003cp\u003eConstructed with Iscar's world-renowned \u003cstrong\u003eIC908 sub-micron PVD grade\u003c\/strong\u003e—a hard TiAlN PVD coating applied over a tough, micrograin substrate—this insert offers exceptional edge strength and oxidation resistance. Combined with the \u003cstrong\u003eDT (Drilling Tough\/General Purpose) chipbreaker geometry\u003c\/strong\u003e, the SOMT 09T306 insert delivers superior chip curling, low cutting resistance, and smooth chip evacuation during heavy hole drilling, plunge milling, and shoulder milling in alloy steel, stainless steel, cast iron, and high-temp alloys.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 2. Key Features (H2) --\u003e\n\u003ch2 class=\"iscar-h2-section\"\u003e2. Key Features\u003c\/h2\u003e\n\u003cdiv class=\"iscar-box-card\"\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 Symmetrical Cutting Edges:\u003c\/strong\u003e Square shape provides 4 usable cutting corners per insert, doubling tool life economy compared to triangular or single-sided drilling inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIC908 Sub-Micron PVD TiAlN Grade:\u003c\/strong\u003e Engineered with ultra-fine carbide grains and a tough PVD coating, offering thermal resistance up to 850 degrees C and superior protection against edge chipping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDT Optimized Drilling Chipbreaker:\u003c\/strong\u003e Form-ground chip groove provides controlled, narrow chip formation during rapid hole penetration, preventing chip jamming in deep cavities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultifunction Versatility:\u003c\/strong\u003e Suitable for both central and peripheral insert positions on indexable drill bodies, as well as 90-degree shoulder milling operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual ISO \/ ANSI Standard Compliance:\u003c\/strong\u003e Metric SOMT 09T306 matches ANSI SOMT 331.5 specifications for seamless global integration across CNC machining centers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- 3. Technical Specifications \u0026 Coding (H2) --\u003e\n\u003ch2 class=\"iscar-h2-section\"\u003e3. Technical Specifications \u0026amp; ISO\/ANSI Coding Breakdown\u003c\/h2\u003e\n\u003cdiv class=\"iscar-box-card\"\u003e\n\u003ch3\u003eISO 1832 \u0026amp; ANSI B211.5 Model Code Breakdown\u003c\/h3\u003e\n\u003cp\u003eDecoding every designation letter and number in \u003cstrong\u003eSOMT 09T306 DT - IC908\u003c\/strong\u003e:\u003c\/p\u003e\n\u003c!-- ISO Code Boxes --\u003e\n\u003cdiv class=\"iscar-code-grid\"\u003e\n\u003cdiv class=\"iscar-code-card\"\u003e\n\u003cstrong\u003eS\u003c\/strong\u003e \u003cspan\u003eShape\u003cbr\u003e(Square 90 Deg)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-code-card\"\u003e\n\u003cstrong\u003eO\u003c\/strong\u003e \u003cspan\u003eClearance Angle\u003cbr\u003e(0 Deg \/ Special)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-code-card\"\u003e\n\u003cstrong\u003eM\u003c\/strong\u003e \u003cspan\u003eTolerance Class\u003cbr\u003e(Class M Precision)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-code-card\"\u003e\n\u003cstrong\u003eT\u003c\/strong\u003e \u003cspan\u003eFixing Feature\u003cbr\u003e(Countersunk Hole)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-code-card\"\u003e\n\u003cstrong\u003e09 \/ 3\u003c\/strong\u003e \u003cspan\u003eCutting Edge Length\u003cbr\u003e(9.525mm \/ 3\/8\" IC)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-code-card\"\u003e\n\u003cstrong\u003eT3 \/ 3.5\u003c\/strong\u003e \u003cspan\u003eThickness\u003cbr\u003e(3.97mm \/ 5\/32\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-code-card\"\u003e\n\u003cstrong\u003e06 \/ 1.5\u003c\/strong\u003e \u003cspan\u003eCorner Radius\u003cbr\u003e(0.6mm \/ 0.024\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-code-card\"\u003e\n\u003cstrong\u003eDT\u003c\/strong\u003e \u003cspan\u003eChipbreaker\u003cbr\u003e(Drilling Tough)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-code-card\"\u003e\n\u003cstrong\u003eIC908\u003c\/strong\u003e \u003cspan\u003eCarbide Grade\u003cbr\u003e(PVD TiAlN Coated)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Holder Link Callout --\u003e\n\u003cdiv class=\"iscar-holder-callout\"\u003e\n\u003cspan\u003eMatched Indexable Drills \u0026amp; Milling Bodies: \u003c\/span\u003e View Compatible Iscar DR-MF \u0026amp; DR-N Indexable Drills \u0026amp; Square Shoulder Cutters →\u003c\/div\u003e\n\u003ch3\u003eMetric vs. Imperial Technical Dimension Comparison\u003c\/h3\u003e\n\u003cdiv class=\"iscar-table-responsive\"\u003e\n\u003ctable class=\"iscar-data-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eISO Metric Designation\u003c\/th\u003e\n\u003cth\u003eANSI Imperial Designation\u003c\/th\u003e\n\u003cth\u003eInscribed Circle (IC)\u003c\/th\u003e\n\u003cth\u003eThickness (S)\u003c\/th\u003e\n\u003cth\u003eCorner Radius (r)\u003c\/th\u003e\n\u003cth\u003eHole Diameter (d1)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSOMT 09T306 DT IC908\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSOMT 331.5 DT IC908\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.525 mm (0.375\" \/ 3\/8\")\u003c\/td\u003e\n\u003ctd\u003e3.97 mm (0.156\" \/ 5\/32\")\u003c\/td\u003e\n\u003ctd\u003e0.6 mm (0.024\")\u003c\/td\u003e\n\u003ctd\u003e3.50 mm (0.138\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eRecommended Cutting Parameters (Feeds \u0026amp; Speeds)\u003c\/h3\u003e\n\u003cp\u003eTwo-column comparative recommended cutting parameters for drilling and milling operations:\u003c\/p\u003e\n\u003cdiv class=\"iscar-table-responsive\"\u003e\n\u003ctable class=\"iscar-data-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eWorkpiece Material Group (ISO 513 Standard)\u003c\/th\u003e\n\u003cth\u003eRecommended Cutting Parameters (Vc, Feed \u0026amp; Depth)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eISO P: Alloy Steels \u0026amp; Carbon Steel (4140, 1045, 8620)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCutting Speed (Vc): 120 - 220 m\/min (395 - 720 SFM)\u003cbr\u003eDrilling Feed (fn): 0.08 - 0.22 mm\/rev (0.003\" - 0.009\"\/rev)\u003cbr\u003eMilling Feed per Tooth (fz): 0.10 - 0.20 mm\/t (0.004\" - 0.008\"\/t)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eISO M: Stainless Steel (304, 316L, 17-4PH)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCutting Speed (Vc): 80 - 160 m\/min (260 - 525 SFM)\u003cbr\u003eDrilling Feed (fn): 0.06 - 0.16 mm\/rev (0.002\" - 0.006\"\/rev)\u003cbr\u003eMilling Feed per Tooth (fz): 0.08 - 0.15 mm\/t (0.003\" - 0.006\"\/t)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eISO K: Gray \u0026amp; Ductile Cast Iron (GG25, GGG40)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCutting Speed (Vc): 100 - 190 m\/min (330 - 620 SFM)\u003cbr\u003eDrilling Feed (fn): 0.10 - 0.25 mm\/rev (0.004\" - 0.010\"\/rev)\u003cbr\u003eMilling Feed per Tooth (fz): 0.12 - 0.22 mm\/t (0.005\" - 0.009\"\/t)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eISO S: High-Temp Alloys \u0026amp; Titanium (Inconel 718, Ti-6Al-4V)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCutting Speed (Vc): 35 - 75 m\/min (115 - 245 SFM)\u003cbr\u003eDrilling Feed (fn): 0.05 - 0.12 mm\/rev (0.002\" - 0.005\"\/rev)\u003cbr\u003eMilling Feed per Tooth (fz): 0.06 - 0.12 mm\/t (0.002\" - 0.005\"\/t)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 4. Applications (H2) --\u003e\n\u003ch2 class=\"iscar-h2-section\"\u003e4. Product Applications\u003c\/h2\u003e\n\u003cdiv class=\"iscar-box-card\"\u003e\n\u003cp\u003eIscar SOMT 09T306 DT IC908 inserts excel in high-productivity machining applications:\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndexable Shallow Hole Drilling:\u003c\/strong\u003e High-speed hole making using DR-MF \/ DR-N drill bodies on CNC lathes and machining centers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlunge Drilling \u0026amp; Helical Interpolation:\u003c\/strong\u003e Creating large diameter openings via helical ramping or plunge milling steps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e90-Degree Square Shoulder Milling:\u003c\/strong\u003e Face milling and side step milling with smooth wall finish and low deflection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- 5. Compatibility (H2) --\u003e\n\u003ch2 class=\"iscar-h2-section\"\u003e5. Compatible Toolholders \u0026amp; CNC Equipment\u003c\/h2\u003e\n\u003cdiv class=\"iscar-box-card\"\u003e\n\u003cp\u003eFits all standard Iscar indexable drills and milling cutters designed for SOMT 09T306 pockets:\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndexable Drills:\u003c\/strong\u003e Iscar DR-MF, DR-N, and DR-09 series indexable drills.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMilling Bodies:\u003c\/strong\u003e Multifunction end mills and face mills taking SOMT 09T306 inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachining Platforms:\u003c\/strong\u003e Compatible with HAAS, Mazak, Doosan\/DN Solutions, Mori Seiki, Okuma, and horizontal\/vertical CNC machining centers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- 6. Material Comparison (H2) --\u003e\n\u003ch2 class=\"iscar-h2-section\"\u003e6. Material \u0026amp; Grade Comparison\u003c\/h2\u003e\n\u003cdiv class=\"iscar-table-responsive\"\u003e\n\u003ctable class=\"iscar-data-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eGrade \/ Coating Type\u003c\/th\u003e\n\u003cth\u003eCoating Composition\u003c\/th\u003e\n\u003cth\u003eSubstrate Toughness\u003c\/th\u003e\n\u003cth\u003eWear Resistance\u003c\/th\u003e\n\u003cth\u003ePrimary Workpiece Suitability\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIscar IC908 (Featured)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSub-Micron PVD TiAlN\u003c\/td\u003e\n\u003ctd\u003eVery High\u003c\/td\u003e\n\u003ctd\u003eHigh\u003c\/td\u003e\n\u003ctd\u003eMulti-Mat: Steel (P), Stainless (M), Cast Iron (K), Superalloys (S)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIscar IC808 Grade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePVD TiAlN + SUMO TEC\u003c\/td\u003e\n\u003ctd\u003eHigh\u003c\/td\u003e\n\u003ctd\u003eVery High\u003c\/td\u003e\n\u003ctd\u003eHigh-Speed Milling in Steel \u0026amp; Stainless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIscar IC907 Grade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePVD TiAlN Substrate\u003c\/td\u003e\n\u003ctd\u003eHigh\u003c\/td\u003e\n\u003ctd\u003eModerate\u003c\/td\u003e\n\u003ctd\u003eExotic Alloys \u0026amp; Interrupted Cuts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- 7. Why Choose Us \u0026 Reviews (H2) --\u003e\n\u003ch2 class=\"iscar-h2-section\"\u003e7. Why Choose Iscar \u0026amp; Verified Global Reviews\u003c\/h2\u003e\n\u003cdiv class=\"iscar-box-card\"\u003e\n\u003cp\u003e\u003cstrong\u003eThe Iscar Advantage:\u003c\/strong\u003e Headquartered in Israel, Iscar is a global leader in innovative metalworking tooling. The IC908 grade combined with the SOMT DT geometry represents the gold standard for reliable indexable drilling, reducing cycle times and eliminating downtime. Certified ISO 9001 quality compliant.\u003c\/p\u003e\n\u003ch3\u003eVerified Global B2B Customer Reviews\u003c\/h3\u003e\n\u003cdiv class=\"iscar-reviews-grid\"\u003e\n\u003cdiv class=\"iscar-review-box\"\u003e\n\u003cdiv class=\"iscar-review-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eFrank Miller (United States)\u003c\/strong\u003e \u003csmall\u003e- CNC Machine Shop Lead\u003c\/small\u003e\u003c\/p\u003e\n\u003cp\u003e\"Running SOMT 09T306 DT IC908 inserts on our 25mm DR-MF drill in 4140 steel. The IC908 grade outlasts cheap knockoffs 3-to-1, and the chips break into tight little C-shapes effortlessly.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-review-box\"\u003e\n\u003cdiv class=\"iscar-review-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eStefan Bauer (Germany)\u003c\/strong\u003e \u003csmall\u003e- Werkzeugbau Meister\u003c\/small\u003e\u003c\/p\u003e\n\u003cp\u003e\"Augezeichnete Standzeit beim Bohren von 1.4404 Edelstahl. Die DT-Geometrie bricht die Späne sehr sauber. Original Iscar Qualität.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-review-box\"\u003e\n\u003cdiv class=\"iscar-review-stars\"\u003e★★★★☆\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eAlessandro Conti (Italy)\u003c\/strong\u003e \u003csmall\u003e- Production Manager\u003c\/small\u003e\u003c\/p\u003e\n\u003cp\u003e\"Ottima resistenza all'usura su acciaio legato. Usiamo la grana IC908 sia per foratura che per fresatura.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-review-box\"\u003e\n\u003cdiv class=\"iscar-review-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eKenji Yamamoto (Japan)\u003c\/strong\u003e \u003csmall\u003e- Precision Machining Engineer\u003c\/small\u003e\u003c\/p\u003e\n\u003cp\u003e\"SOMT09T306 DT IC908 shows zero edge chipping during interrupted penetration. Extremely reliable quality.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"iscar-review-box\"\u003e\n\u003cdiv class=\"iscar-review-stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eJames Peterson (United Kingdom)\u003c\/strong\u003e \u003csmall\u003e- Senior Machinist\u003c\/small\u003e\u003c\/p\u003e\n\u003cp\u003e\"Fast delivery, genuine Iscar product. The 0.6mm nose radius provides a robust edge that handles high feed rates without issue.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 8. AI-Style FAQ (H2) --\u003e\n\u003ch2 class=\"iscar-h2-section\"\u003e8. Frequently Asked Questions (AI \u0026amp; GEO \/ AEO Optimized)\u003c\/h2\u003e\n\u003cdiv class=\"iscar-box-card\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eQ1: Can the SOMT 09T306 DT insert be used in both central and peripheral pockets of indexable drills?\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cem\u003eAnswer:\u003c\/em\u003e Yes, the SOMT 09T306 DT geometry is engineered to function effectively in both the central position (where cutting speed approaches zero at the center) and the peripheral position (where cutting speed is highest).\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eQ2: What is the difference between Iscar DT and GF chipbreaker geometries?\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cem\u003eAnswer:\u003c\/em\u003e The DT (Drilling Tough) chipbreaker features a stronger cutting edge and wider chip groove designed for general to heavy drilling in steel and stainless steel. The GF chipbreaker features a sharper rake for fine finishing or softer, long-chipping materials.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eQ3: Why is IC908 suitable for multi-material machining?\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cem\u003eAnswer:\u003c\/em\u003e IC908 pairs a tough, sub-micron micrograin carbide substrate with a smooth PVD TiAlN coating. This combination provides both thermal crack resistance and high flank wear resistance across ISO P, M, K, and S materials.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Technical Reference \u0026 Troubleshooting Matrix --\u003e\n\u003cdiv class=\"dark-footer-banner\"\u003e\n\u003ch3\u003eGrade Comparison, Equivalent Models \u0026amp; Troubleshooting Matrix\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAuthoritative Industry Standards Compliance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; font-size: 13px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 1832:2017:\u003c\/strong\u003e Indexable inserts for cutting tools — Designation system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI B211.5:\u003c\/strong\u003e Standard identification system for indexable carbide inserts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 513:\u003c\/strong\u003e Classification and application of hard cutting materials for metal removal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #555577; margin: 15px 0;\"\u003e\n\u003cp\u003e\u003cstrong\u003eEquivalent Model Cross-Reference Matrix:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 13px;\"\u003eIscar SOMT 09T306 DT IC908 is cross-compatible with: \u003cem\u003eSandvik Coromant SPMT \/ SOEX series, Kennametal SOMT series (KCP25 \/ KC725M), Sumitomo WCMX \/ SOMT series, TaeguTec SOMT 09T306 (TT9030 \/ TT8020), ZCC.CT SPMG \/ SOMT series\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTroubleshooting Guide:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; font-size: 13px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid Central Insert Wear:\u003c\/strong\u003e Lower feed rate per revolution (fn) by 15-20% to reduce crushing action at drill center.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Corner Chipping:\u003c\/strong\u003e Check coolant flow and pressure (internal coolant recommended); reduce cutting speed (Vc) slightly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Stringy Chips Wrapping Around Drill:\u003c\/strong\u003e Increase feed rate to force chip curling against the DT chipbreaker groove.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWorkpiece Material Suitability Matrix:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 12px; background-color: #2a2a4a; padding: 8px; border-radius: 4px; border: 1px solid #444466;\"\u003e\u003ccode\u003eISO P (Steel): Superior | ISO M (Stainless Steel): Superior | ISO K (Cast Iron): Good | ISO N (Non-Ferrous): Fair | ISO S (Superalloys): Superior\u003c\/code\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- End Iscar Product Detail Page --\u003e","brand":"ISCAR","offers":[{"title":"Default Title","offer_id":47593719693484,"sku":null,"price":96.81,"currency_code":"USD","in_stock":true}],"url":"https:\/\/cnchome-beyond.com\/products\/iscar-somt-09t306-dt-ic908-indexable-drilling-insert","provider":"CNCHome-Beyond","version":"1.0","type":"link"}