{"product_id":"lc-series-large-indexing-chuck","title":"LC Series Large Indexing Chucks","description":"\u003cdiv class=\"tti-content\"\u003e\n\u003cheader class=\"tti-col-hero tti-hub-hero\"\u003e\u003cdiv class=\"tti-hub-hero__inner\"\u003e\n\u003cp class=\"tti-hub-hero__kicker\"\u003eLC Series Large Indexing Chucks\u003c\/p\u003e\n\u003cp class=\"tti-hub-hero__lead\"\u003eAutomatic indexing workholding for large-diameter, large and irregular workpieces with modular configuration.\u003c\/p\u003e\n\u003cdiv class=\"ds-btn-row tti-hub-hero__actions\"\u003e\n\u003ca class=\"clp-btn clp-btn--primary\" href=\"\/fr\/pages\/request-a-quote\"\u003eSubmit Your Requirement\u003c\/a\u003e\u003ca class=\"clp-btn clp-btn--outline\" href=\"\/fr\/pages\/contact\"\u003eGet Technical Materials\u003c\/a\u003e\u003ca class=\"clp-btn clp-btn--outline\" href=\"https:\/\/www.korretto.com\/page-en\/indexchuck2-en.html#indexing-chuck-selector\"\u003eAuto Selection Tool\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/header\u003e\u003cfigure class=\"tti-indexing-figure tti-hero-product-shot\"\u003e\u003cimg alt=\"LC Series Large Indexing Chucks product image\" decoding=\"async\" height=\"1600\" loading=\"eager\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0735\/9542\/0857\/files\/toptool-indexing-lc-20261002.webp?v=1790961096\" width=\"1600\"\u003e\u003c\/figure\u003e\u003csection class=\"tti-hub-block\"\u003e\u003ch2 class=\"tti-hub-section-title\"\u003eSeries Overview\u003c\/h2\u003e\n\u003cp class=\"tti-detail-prose\"\u003eAutomatic indexing workholding for large-diameter, large and irregular workpieces with modular configuration.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"tti-hub-block\"\u003e\u003ch2 class=\"tti-hub-section-title\"\u003eKey Features\u003c\/h2\u003e\n\u003cul class=\"tti-indexing-list\"\u003e\n\u003cli\u003eLarge modular design\u003c\/li\u003e\n\u003cli\u003eCustomization up to 2 m\u003c\/li\u003e\n\u003cli\u003e8 × 45° \/ 6 × 60° automatic indexing\u003c\/li\u003e\n\u003cli\u003eApproximately 2-minute fixture change\u003c\/li\u003e\n\u003cli\u003ePatented ball-head master jaw design\u003c\/li\u003e\n\u003cli\u003eSelf-adjusting contact for irregular workpieces\u003c\/li\u003e\n\u003cli\u003eConfirm the final model against the project drawing\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"tti-hub-block\"\u003e\u003ch2 class=\"tti-hub-section-title\"\u003eTypical Applications\u003c\/h2\u003e\n\u003cp class=\"tti-detail-prose\"\u003eSuitable for large housings, pump bodies and irregular workpieces. Ball-head master jaws can adapt to the part shape, but the final fixture and clearances require a project check.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"tti-hub-block\"\u003e\u003ch2 class=\"tti-hub-section-title\"\u003eDimensions \u0026amp; Technical Specifications\u003c\/h2\u003e\n\u003cp class=\"tti-detail-prose\"\u003eLC-570A\/C, LC-680A\/C, LC-800A\/C, LC-1000A\/C, LC-1200A\/C\u003c\/p\u003e\n\u003ch3 class=\"tti-spec-subh3\"\u003eOutline Dimensions\u003c\/h3\u003e\n\u003cfigure class=\"tti-indexing-figure tti-spec-diagram-wrap\"\u003e\u003cimg alt=\"LC Series outline reference\" decoding=\"async\" height=\"430\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0735\/9542\/0857\/files\/toptool-indexing-lc-dimensions-20261003.webp?v=1791059871\" width=\"953\"\u003e\u003c\/figure\u003e\u003cdiv class=\"tti-table-wrap\"\u003e\u003ctable class=\"tti-col-compare__table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eModel\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eA (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eB (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eC (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eD (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eG (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eJ (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eK (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eM (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eN (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eP (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLC-570A\/C\u003c\/td\u003e\n\u003ctd\u003e570\u003c\/td\u003e\n\u003ctd\u003e449\u003c\/td\u003e\n\u003ctd\u003e380\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e260\u003c\/td\u003e\n\u003ctd\u003e184\u003c\/td\u003e\n\u003ctd\u003e184.5\u003c\/td\u003e\n\u003ctd\u003e510\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLC-680A\/C\u003c\/td\u003e\n\u003ctd\u003e680\u003c\/td\u003e\n\u003ctd\u003e499\u003c\/td\u003e\n\u003ctd\u003e380\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e300\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e310\u003c\/td\u003e\n\u003ctd\u003e239\u003c\/td\u003e\n\u003ctd\u003e239.5\u003c\/td\u003e\n\u003ctd\u003e600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLC-800A\/C\u003c\/td\u003e\n\u003ctd\u003e800\u003c\/td\u003e\n\u003ctd\u003e587\u003c\/td\u003e\n\u003ctd\u003e520\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e274\u003c\/td\u003e\n\u003ctd\u003e267\u003c\/td\u003e\n\u003ctd\u003e750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLC-1000A\/C\u003c\/td\u003e\n\u003ctd\u003e1000\u003c\/td\u003e\n\u003ctd\u003e748\u003c\/td\u003e\n\u003ctd\u003e720\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e420\u003c\/td\u003e\n\u003ctd\u003e201\u003c\/td\u003e\n\u003ctd\u003e450\u003c\/td\u003e\n\u003ctd\u003e339\u003c\/td\u003e\n\u003ctd\u003e344\u003c\/td\u003e\n\u003ctd\u003e900\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLC-1200A\/C\u003c\/td\u003e\n\u003ctd\u003e1200\u003c\/td\u003e\n\u003ctd\u003e948\u003c\/td\u003e\n\u003ctd\u003e720\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e530\u003c\/td\u003e\n\u003ctd\u003e201\u003c\/td\u003e\n\u003ctd\u003e650\u003c\/td\u003e\n\u003ctd\u003e439\u003c\/td\u003e\n\u003ctd\u003e444\u003c\/td\u003e\n\u003ctd\u003e900\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3 class=\"tti-spec-subh3\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"tti-indexing-figure tti-spec-diagram-wrap\"\u003e\u003cimg alt=\"LC Series outline reference\" decoding=\"async\" height=\"430\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0735\/9542\/0857\/files\/toptool-indexing-lc-dimensions-20261003.webp?v=1791059871\" width=\"953\"\u003e\u003c\/figure\u003e\u003cdiv class=\"tti-table-wrap\"\u003e\u003ctable class=\"tti-col-compare__table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eModel\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eMax workpiece (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eMax clamping (kN)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eStroke L (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eMax speed (rpm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eSpindle nose\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eBore (mm)\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eNet kg\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLC-570A\/C\u003c\/td\u003e\n\u003ctd\u003e500\u003c\/td\u003e\n\u003ctd\u003e39.3\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e1200\u003c\/td\u003e\n\u003ctd\u003eA2-15\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e306\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLC-680A\/C\u003c\/td\u003e\n\u003ctd\u003e600\u003c\/td\u003e\n\u003ctd\u003e39.3\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e1000\u003c\/td\u003e\n\u003ctd\u003eA2-15\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e412.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLC-800A\/C\u003c\/td\u003e\n\u003ctd\u003e700\u003c\/td\u003e\n\u003ctd\u003e66.3\u003c\/td\u003e\n\u003ctd\u003e53\u003c\/td\u003e\n\u003ctd\u003e800\u003c\/td\u003e\n\u003ctd\u003eA2-20\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e733.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLC-1000A\/C\u003c\/td\u003e\n\u003ctd\u003e860\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003ctd\u003e500\u003c\/td\u003e\n\u003ctd\u003eA2-28\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e1298\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLC-1200A\/C\u003c\/td\u003e\n\u003ctd\u003e1060\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003ctd\u003e500\u003c\/td\u003e\n\u003ctd\u003eA2-28\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e1558\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"tti-hub-block\"\u003e\u003ch2 class=\"tti-hub-section-title\"\u003eSeries Selection Notes\u003c\/h2\u003e\n\u003cp class=\"tti-detail-prose\"\u003eIn addition to the workpiece size, check 2G \u0026gt; Q, clamping force, clamping piston stroke, in\/out range, tool interference, A2-15 \/ A2-20 \/ A2-28 interfaces and cycle target.\u003c\/p\u003e\n\u003cdiv class=\"tti-indexing-formula\"\u003e2G \u0026gt; Q\u003c\/div\u003e\n\u003cp class=\"tti-detail-prose\"\u003eThe chuck opening reference 2G should exceed the workpiece rotation envelope Q; also check tool, fixture and machine-space clearance.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"tti-indexing-selector\" id=\"indexing-chuck-selector\"\u003e\n\u003cdiv class=\"tti-indexing-selector__hero\"\u003e\n\u003cdiv class=\"tti-indexing-selector__inner\"\u003e\n\u003cdiv class=\"tti-indexing-selector__header\"\u003e\n\n\u003ch2\u003eIndexing Chuck Selection Tool\u003c\/h2\u003e\n\u003cp class=\"tti-indexing-selector__lead\"\u003eUse the KORRETTO selection tool with workpiece dimensions n and m and the maximum rotating envelope Q. The tool checks 2G \u0026gt; Q and the N - n and M - m clearances, showing primary and compact geometric matches.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tti-indexing-selector__reference-panel\"\u003e\n\u003cdiv class=\"tti-indexing-selector__inner\"\u003e\n\u003cfigure class=\"tti-indexing-selector__reference\"\u003e\n\u003cimg alt=\"Indexing chuck selection reference showing workpiece dimensions n, m and rotating envelope Q\" decoding=\"async\" height=\"443\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0735\/9542\/0857\/files\/toptool-indexing-selection-dimensions-20261003.webp?v=1791059877\" width=\"321\"\u003e\n\u003cfigcaption\u003eQ: rotating envelope dimension; n: lower workpiece reference dimension; m: upper workpiece reference dimension. Use the project drawing definitions.\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003ca class=\"clp-btn clp-btn--primary\" href=\"https:\/\/www.korretto.com\/page-en\/indexchuck2-en.html#indexing-chuck-selector\"\u003eOpen KORRETTO Auto Selection Tool\u003c\/a\u003e\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"tti-hub-block tti-indexing-faq\" id=\"faq\"\u003e\u003ch2 class=\"tti-hub-section-title\"\u003eIndexing Chuck FAQ\u003c\/h2\u003e\n\u003cdetails open=\"\"\u003e\u003csummary\u003eWhat are LC Series Large Indexing Chucks used for?\u003c\/summary\u003e\u003cp\u003eSuitable for large housings, pump bodies and irregular workpieces. Ball-head master jaws can adapt to the part shape, but the final fixture and clearances require a project check.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow should an LC Series model be selected?\u003c\/summary\u003e\u003cp\u003eIn addition to the workpiece size, check 2G \u0026gt; Q, clamping force, clamping piston stroke, in\/out range, tool interference, A2-15 \/ A2-20 \/ A2-28 interfaces and cycle target.\u003c\/p\u003e\u003c\/details\u003e\u003c\/section\u003e\u003csection class=\"tti-hub-uncertain tti-hub-uncertain--split\"\u003e\u003cdiv class=\"tti-hub-uncertain__inner tti-hub-uncertain__inner--split\"\u003e\n\u003cdiv class=\"tti-hub-uncertain__copy\"\u003e\n\u003ch2 class=\"tti-hub-uncertain__title\"\u003eNeed a model and machine-interface check?\u003c\/h2\u003e\n\u003cp class=\"tti-hub-uncertain__text\"\u003eSend the workpiece drawing, spindle interface, clamping position, indexing angle and automation requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tti-hub-uncertain__action\"\u003e\u003cdiv class=\"ds-btn-row tti-hub-hero__actions\"\u003e\n\u003ca class=\"clp-btn clp-btn--primary\" href=\"\/fr\/pages\/request-a-quote\"\u003eSubmit Your Requirement\u003c\/a\u003e\u003ca class=\"clp-btn clp-btn--outline\" href=\"\/fr\/pages\/contact\"\u003eGet Technical Materials\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"tti-hub-block\"\u003e\u003ch2 class=\"tti-hub-section-title\"\u003eRelated Indexing Chuck Series\u003c\/h2\u003e\n\u003cul class=\"tti-indexing-list\"\u003e\n\u003cli\u003e\u003ca href=\"\/fr\/products\/sc-series-compact-indexing-chuck\"\u003eSC Series Compact Indexing Chucks\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/fr\/products\/ac-series-standard-indexing-chuck\"\u003eAC Series Standard Indexing Chucks\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/fr\/products\/fac-series-automatic-indexing-chuck\"\u003eFAC Series Fully Automatic Indexing Chucks\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/fr\/products\/lc-series-large-indexing-chuck\"\u003eLC Series Large Indexing Chucks\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"TOPTOOL","offers":[{"title":"Default Title","offer_id":67639372251321,"sku":null,"price":0.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/9542\/0857\/files\/toptool-indexing-lc-20261002_ccc46f22-29cc-45e7-90db-d5dbeef20cb4.webp?v=1791060175","url":"https:\/\/toptool.ca\/fr\/products\/lc-series-large-indexing-chuck","provider":"TOP-TOOL","version":"1.0","type":"link"}