{"product_id":"leblond-rkl-4500-shg-series-large-bore-heavy-duty-precision-lathe","title":"LeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe","description":"\u003c!-- CY\/3.C | CLEAN + READABLE PRODUCT DESCRIPTION --\u003e\n\u003cstyle\u003e\n    .iron-theme{\n      --black:#0b0b0b; --gray:#6b7280;\n      --red:#c1121f; --red2:#e11d2e;\n      --border:#e5e7eb; --soft:#f8fafc;\n      font-family: Arial, Helvetica, sans-serif;\n      color: var(--black);\n      max-width: 1100px;\n      margin: 0 auto;\n      line-height: 1.7;\n    }\n    .shell{border:1px solid var(--border);border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 10px 28px rgba(0,0,0,.08);}\n    .top{padding:24px;}\n    .kicker{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--gray);margin:0 0 8px;}\n    h1{margin:0;font-size:30px;font-weight:900;text-transform:uppercase;}\n    .sub{margin:12px 0 0;font-size:15px;max-width:100ch;}\n    .stripe{height:8px;background:linear-gradient(90deg,var(--red) 0%,var(--red) 70%,var(--red2) 100%);}\n    .content{padding:24px;background:var(--soft);}\n    .card{border:1px solid var(--border);border-radius:16px;background:#fff;padding:20px;margin:18px 0;box-shadow:0 8px 22px rgba(0,0,0,.06);}\n    h2{margin:0 0 12px;font-size:19px;font-weight:900;text-transform:uppercase;display:flex;align-items:center;gap:10px;}\n    h2:before{content:\"\";width:10px;height:10px;background:var(--red);border-radius:2px;}\n    ul{margin:0;padding-left:20px;}\n    ul li{margin:8px 0;}\n    table{width:100%;border-collapse:collapse;font-size:14px;}\n    th, td{border:1px solid var(--border);padding:10px;text-align:left;}\n    th{background:#f3f4f6;font-size:12px;text-transform:uppercase;font-weight:900;}\n    .callout{border:1px dashed rgba(193,18,31,.5);background:rgba(193,18,31,.06);border-radius:12px;padding:14px;font-size:14px;margin-top:12px;}\n  \u003c\/style\u003e\n\u003csection aria-label=\"LeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe Product Description\" class=\"cy3c-wrap iron-theme\"\u003e\n\u003cdiv class=\"shell\"\u003e\n\u003c!-- HERO --\u003e\n\u003cdiv class=\"top\"\u003e\n\u003cp class=\"kicker\"\u003eUltra Large Capacity • Extreme Bore Size • Industrial Heavy Duty Machining\u003c\/p\u003e\n\u003ch2\u003eLeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe\u003c\/h2\u003e\n\u003cp class=\"sub\"\u003eThe \u003cstrong\u003eLeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe\u003c\/strong\u003e represents the highest level of capacity, strength, and precision in large-scale turning applications. Designed with a high-strength FC-25 cast iron bed and an advanced spindle system capable of handling bores up to 16 inches, this lathe is built for extreme-duty industrial environments. With up to 472 inches between centers, it delivers unmatched performance for machining massive shafts, pipes, and heavy cylindrical components.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stripe\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"content\"\u003e\n\u003c!-- APPLICATIONS --\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eLeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOil \u0026amp; gas pipeline machining with ultra-large bore requirements\u003c\/li\u003e\n\u003cli\u003eHeavy equipment, mining, and energy sector production\u003c\/li\u003e\n\u003cli\u003eShipbuilding and structural steel fabrication\u003c\/li\u003e\n\u003cli\u003eMachining and repair of oversized shafts, rollers, and cylinders\u003c\/li\u003e\n\u003cli\u003ePrecision threading, boring, and taper turning of extreme-size components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"callout\"\u003eIdeal for industries requiring maximum swing capacity, extended bed length, and extreme bore machining capabilities.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eLeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eSHG-45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSwing Over Bed\u003c\/th\u003e\n\u003ctd\u003e45″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSwing Over Cross Slide\u003c\/th\u003e\n\u003ctd\u003e33″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSwing in Gap\u003c\/th\u003e\n\u003ctd\u003e67″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth of Gap\u003c\/th\u003e\n\u003ctd\u003e22″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDistance Between Centers\u003c\/th\u003e\n\u003ctd\u003e59″ – 472″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSpindle Bore Options\u003c\/th\u003e\n\u003ctd\u003e6″, 9″, 10″, 12″, 14″, or 16″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSpindle Nose\u003c\/th\u003e\n\u003ctd\u003eA2-11, A2-15, or A2-20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSpindle Speed Range\u003c\/th\u003e\n\u003ctd\u003e(9″, 10″): 3–320 \/ 5–500 RPM\u003cbr\u003e(6″, 12″, 14″, 16″): 2.5–250 \/ 4–400 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of Speeds\u003c\/th\u003e\n\u003ctd\u003e12 Changes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLongitudinal Feeds\u003c\/th\u003e\n\u003ctd\u003e0.0034″ – 0.40″ \/ rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCross Feeds\u003c\/th\u003e\n\u003ctd\u003e0.0017″ – 0.20″ \/ rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInch Threads\u003c\/th\u003e\n\u003ctd\u003e1\/4 – 30 TPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMetric Threads\u003c\/th\u003e\n\u003ctd\u003e1 – 120 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiametral Pitch Threads\u003c\/th\u003e\n\u003ctd\u003e1 – 120 DP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModule Pitch Threads\u003c\/th\u003e\n\u003ctd\u003e0.25 – 30 MP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLeadscrew\u003c\/th\u003e\n\u003ctd\u003e2 1\/4″ Diameter, 2 TPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCross Slide Travel\u003c\/th\u003e\n\u003ctd\u003e25″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompound Rest Travel\u003c\/th\u003e\n\u003ctd\u003e16 1\/2″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRapid Traverse Speed\u003c\/th\u003e\n\u003ctd\u003e80″ \/ min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTailstock Quill Diameter\u003c\/th\u003e\n\u003ctd\u003e4 7\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTailstock Quill Travel\u003c\/th\u003e\n\u003ctd\u003e13 3\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBed Width\u003c\/th\u003e\n\u003ctd\u003e26″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMain Motor\u003c\/th\u003e\n\u003ctd\u003e20 HP, 25 HP, or 30 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRapid Traverse Motor\u003c\/th\u003e\n\u003ctd\u003e1 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApproximate Weight\u003c\/th\u003e\n\u003ctd\u003e17,417 – 45,188 lbs (varies by length)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- FEATURES --\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eLeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe Performance \u0026amp; Construction\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-strength FC-25 cast iron bed\u003c\/strong\u003e with box-type structure ensures superior rigidity and vibration resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForged one-piece spindle\u003c\/strong\u003e supported by precision bearings for maximum stability and accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNi-Cr-Mo alloy gears and shafts\u003c\/strong\u003e are carburized and precision ground for long service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-step spindle speed system\u003c\/strong\u003e engineered for optimal torque across large diameter workpieces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectromagnetic brake system\u003c\/strong\u003e provides fast stopping and enhanced operator safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully enclosed gearbox\u003c\/strong\u003e allows inch, metric, module, and diametral threading without gear changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForced lubrication system\u003c\/strong\u003e ensures consistent operation and minimizes wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in safety clutch\u003c\/strong\u003e protects internal components during heavy cutting operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced carriage and apron system\u003c\/strong\u003e with automatic lubrication and safety interlocks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid traverse system\u003c\/strong\u003e improves efficiency in longitudinal and cross feed operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTaper attachment capability\u003c\/strong\u003e enables precision taper turning up to ±10°.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- STANDARD EQUIPMENT --\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eLeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe Standard Equipment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCoolant system with pump\u003c\/li\u003e\n\u003cli\u003eFull-length splash guard\u003c\/li\u003e\n\u003cli\u003e4-way rapid traverse system\u003c\/li\u003e\n\u003cli\u003eElectromagnetic brake\u003c\/li\u003e\n\u003cli\u003eAnchor bolts and washers\u003c\/li\u003e\n\u003cli\u003eLED work light\u003c\/li\u003e\n\u003cli\u003eLeveling pads\u003c\/li\u003e\n\u003cli\u003eSpindle center sleeve\u003c\/li\u003e\n\u003cli\u003eTwo-speed tailstock\u003c\/li\u003e\n\u003cli\u003eDead center\u003c\/li\u003e\n\u003cli\u003eSteady rest with roller jaws (280–600mm capacity)\u003c\/li\u003e\n\u003cli\u003e4-way quick turn turret tool post\u003c\/li\u003e\n\u003cli\u003eThread indicator\u003c\/li\u003e\n\u003cli\u003eOperation manual and parts list\u003c\/li\u003e\n\u003cli\u003eToolbox with tools and touch-up paint\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- OPTIONAL --\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eLeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe Optional Accessories\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNewall digital readout system (installed)\u003c\/li\u003e\n\u003cli\u003eQuick change tool post with holders\u003c\/li\u003e\n\u003cli\u003ePrecision live center\u003c\/li\u003e\n\u003cli\u003eKeyless drill chuck and arbor\u003c\/li\u003e\n\u003cli\u003eAdditional steady rest\u003c\/li\u003e\n\u003cli\u003eFollow rest\u003c\/li\u003e\n\u003cli\u003eTaper attachment\u003c\/li\u003e\n\u003cli\u003e3-jaw scroll chuck\u003c\/li\u003e\n\u003cli\u003e4-jaw independent chuck\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- SUMMARY --\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eWhy Choose the LeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMaximum 45” swing and up to 16” spindle bore capacity\u003c\/li\u003e\n\u003cli\u003eExtended turning length up to 472” for extreme workpieces\u003c\/li\u003e\n\u003cli\u003eHeavy-duty cast construction ensures unmatched rigidity and durability\u003c\/li\u003e\n\u003cli\u003eAdvanced gearbox with full threading versatility without gear changes\u003c\/li\u003e\n\u003cli\u003eIndustrial-grade safety, braking, and lubrication systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"callout\"\u003eThe LeBlond RKL-4500 (SHG) Series Large Bore Heavy Duty Precision Lathe is engineered for the most extreme machining environments where maximum capacity, precision, and reliability are essential.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"LeBlond","offers":[{"title":"59\"","offer_id":53276276425069,"sku":"Lathe RKL4500-SHG-1","price":0.0,"currency_code":"USD","in_stock":true},{"title":"78\"","offer_id":53276276457837,"sku":"Lathe 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RKL4500-SHG-10","price":0.0,"currency_code":"USD","in_stock":true},{"title":"393\"","offer_id":53276276752749,"sku":"Lathe RKL4500-SHG-11","price":0.0,"currency_code":"USD","in_stock":true},{"title":"433\"","offer_id":53276276785517,"sku":"Lathe RKL4500-SHG-12","price":0.0,"currency_code":"USD","in_stock":true},{"title":"472\"","offer_id":53276276818285,"sku":"Lathe RKL4500-SHG-13","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0967\/6996\/6445\/files\/LeBlond_RKL-4500_SHG_Series_Large_Bore_Heavy_Duty_Precision_Lathe_full_side_view_showing_extended_bed_headstock_carriage_and_tailstock.png?v=1777659556","url":"https:\/\/ironlinetools.com\/products\/leblond-rkl-4500-shg-series-large-bore-heavy-duty-precision-lathe","provider":"Iron Line Tools","version":"1.0","type":"link"}