{"product_id":"durston-1309-jump-ringer-foredom-sr-flexshaft-110v","title":"Durston Complete Jump Ringer and Foredom Flex Shaft Combo-110V - 143.209-134186","description":"\u003ch2\u003eDurston Complete Jump Ringer and Foredom Flex Shaft Combo-110V - 143.209-134186\u003c\/h2\u003e\n\u003cp\u003eHeavy-duty jump ring making combo for 110–120 V benches, pairing the Durston 1309 Complete Jump Ringer with a premium Foredom SR flex shaft kit. Once set up, coils wind and cut smoothly while the motor hums overhead and finished rings fall neatly into place.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eDurston 1309 Complete Jump Ringer is a heavy-duty production tool, larger and heavier than similar systems\u003c\/li\u003e\n\u003cli\u003eAll major components in steel (aluminum stand), giving extra rigidity and stability under continuous use\u003c\/li\u003e\n\u003cli\u003eWorks with a #30 style handpiece and flex shaft to mass-produce jump rings from soft non-ferrous jewelry wire\u003c\/li\u003e\n\u003cli\u003eMakes jump rings from wire up to approx. 13 ga (1.85 mm) with inside diameters from about 2 mm to 12 mm\u003c\/li\u003e\n\u003cli\u003eImproved design includes an integrated coil holder in the main base and a movable safety coil winder\u003c\/li\u003e\n\u003cli\u003eLonger 4-3\/4\" mandrels and coil holder allow more jump rings per coil for efficient production\u003c\/li\u003e\n\u003cli\u003eHigh stem rotates a full 360° to give better hand clearance and comfortable cutting positions\u003c\/li\u003e\n\u003cli\u003eIncluded Foredom SR 1\/6 HP reversible flex shaft kit (110V) provides smooth, controllable power up to 18,000 RPM\u003c\/li\u003e\n\u003cli\u003eFCT 115V foot control offers hands-free variable speed while winding and cutting coils\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cstyle type=\"text\/css\"\u003e\n.tg  {border-collapse:collapse;border-spacing:0;}\n.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg .tg-cly1{text-align:left;vertical-align:middle}\n.tg .tg-yla0{font-weight:bold;text-align:left;vertical-align:middle}\n\u003c\/style\u003e\n\u003ctable class=\"tg\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"tg-yla0\"\u003eJump Ringer Model\u003c\/th\u003e\n\u003cth class=\"tg-cly1\"\u003eDurston 1309 Complete Jump Ringer (143.209)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eConstruction\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eSteel components with aluminum stand\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eWire Types\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eSoft, non-ferrous jewelry wire (gold, silver, copper, etc.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eWire Capacity\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eUp to approx. 13 ga (1.85 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eJump Ring Inside Diameter Range\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eApprox. 2–12 mm in 0.5 mm increments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eMandrel Length\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eApprox. 4-3\/4\" (121 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eMandrels Included\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e21 mandrels, 2–12 mm; smallest four (2, 2.5, 3, 4 mm) undrilled, others drilled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eMotor Model\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eForedom SR series flex shaft motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eMotor Power\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e1\/6 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eMaximum Speed\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eUp to 18,000 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eMotor Rotation\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eReversible (forward and reverse)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eVoltage\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e115 V AC for 110–120 V mains\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eHandpiece\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eH.30 handpiece with geared 3-jaw #0 chuck\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eSpeed Control\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eFCT 115V foot-operated speed control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eWarranty (Motor)\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e2-year Foredom motor warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eBrand\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eDurston \/ Foredom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:b5ee6aa9-92d4-4e3b-9889-f1143668aa70-18\" data-testid=\"conversation-turn-38\" data-scroll-anchor=\"true\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"75fcf370-3491-41b8-a574-ef45aad7957a\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cul data-start=\"27\" data-end=\"1846\"\u003e\n\u003cli data-section-id=\"gpe1n9\" data-start=\"27\" data-end=\"266\"\u003e\n\u003cstrong data-start=\"29\" data-end=\"71\"\u003eAll-in-One Jump Ring Production System\u003c\/strong\u003e\u003cbr data-start=\"71\" data-end=\"74\"\u003eThe Durston Complete Jump Ringer paired with a Foredom Flex Shaft creates a fully integrated setup for fast, repeatable jump ring manufacturing—ideal for professional chain-making workflows.\u003c\/li\u003e\n\u003cli data-section-id=\"pk1f2m\" data-start=\"268\" data-end=\"556\"\u003e\n\u003cstrong data-start=\"270\" data-end=\"312\"\u003eHigh-Efficiency Coil Winding \u0026amp; Cutting\u003c\/strong\u003e\u003cbr data-start=\"312\" data-end=\"315\"\u003eThe system allows continuous coil winding, precise cutting, and consistent ring sizing using interchangeable mandrels (approx. 2mm–12mm ID range), streamlining production from wire to finished rings. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1bc3l57\" data-start=\"558\" data-end=\"773\"\u003e\n\u003cstrong data-start=\"560\" data-end=\"594\"\u003eHeavy-Duty Durston Engineering\u003c\/strong\u003e\u003cbr data-start=\"594\" data-end=\"597\"\u003eBuilt with a rigid steel construction and reinforced base for stability, ensuring smooth operation even under continuous workshop use. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13h97pe\" data-start=\"775\" data-end=\"1003\"\u003e\n\u003cstrong data-start=\"777\" data-end=\"819\"\u003eProduction-Focused Design Improvements\u003c\/strong\u003e\u003cbr data-start=\"819\" data-end=\"822\"\u003eIntegrated coil holder, movable safety winder, and extended mandrel length increase output per coil while improving ergonomics and control. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"k6vci6\" data-start=\"1005\" data-end=\"1244\"\u003e\n\u003cstrong data-start=\"1007\" data-end=\"1047\"\u003eForedom Flex Shaft Precision Control\u003c\/strong\u003e\u003cbr data-start=\"1047\" data-end=\"1050\"\u003eThe included Foredom SR flex shaft system provides variable speed control up to ~18,000 RPM with foot pedal operation for precise cutting and finishing. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1pdlfjw\" data-start=\"1246\" data-end=\"1485\"\u003e\n\u003cstrong data-start=\"1248\" data-end=\"1286\"\u003eVersatile Professional Application\u003c\/strong\u003e\u003cbr data-start=\"1286\" data-end=\"1289\"\u003eDesigned for gold, silver, and copper wire work, making it highly effective for chain makers, jewellery manufacturers, and studio production environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"erhtn4\" data-start=\"1487\" data-end=\"1671\"\u003e\n\u003cstrong data-start=\"1489\" data-end=\"1520\"\u003eWorkflow Efficiency Upgrade\u003c\/strong\u003e\u003cbr data-start=\"1520\" data-end=\"1523\"\u003eReplaces slow manual coil cutting with a continuous production process, significantly increasing output while maintaining consistent ring quality.\u003c\/li\u003e\n\u003cli data-section-id=\"153a2ag\" data-start=\"1673\" data-end=\"1846\"\u003e\n\u003cstrong data-start=\"1675\" data-end=\"1703\"\u003eStudio-Ready Reliability\u003c\/strong\u003e\u003cbr data-start=\"1703\" data-end=\"1706\"\u003eA trusted combination used in professional jewellery workshops worldwide for scalable jump ring production and dependable daily operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"0\" data-end=\"374\"\u003e\u003cstrong data-start=\"0\" data-end=\"92\"\u003eQ: What is the Durston Complete Jump Ringer \u0026amp; Foredom Flex Shaft Combo (143.209-134186)?\u003c\/strong\u003e\u003cbr data-start=\"92\" data-end=\"95\"\u003eA: It is a \u003cstrong data-start=\"106\" data-end=\"145\"\u003eprofessional jewelry production kit\u003c\/strong\u003e that combines the \u003cstrong data-start=\"164\" data-end=\"195\"\u003eDurston Jump Ringer machine\u003c\/strong\u003e with a \u003cstrong data-start=\"203\" data-end=\"235\"\u003eForedom SR flex shaft system\u003c\/strong\u003e, designed to rapidly produce consistent jump rings from wire for chainmaking and fabrication work. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"376\" data-end=\"572\"\u003e\u003cstrong data-start=\"376\" data-end=\"403\"\u003eQ: What is it used for?\u003c\/strong\u003e\u003cbr data-start=\"403\" data-end=\"406\"\u003eA: It is used to \u003cstrong data-start=\"423\" data-end=\"460\"\u003emass-produce precision jump rings\u003c\/strong\u003e for jewelry, chainmail, and findings production by winding wire into coils and cutting them into uniform rings.\u003cstrong data-start=\"574\" data-end=\"610\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1012\" data-end=\"1214\"\u003e\u003cstrong data-start=\"1012\" data-end=\"1043\"\u003eQ: What wire can it handle?\u003c\/strong\u003e\u003cbr data-start=\"1043\" data-end=\"1046\"\u003eA: It works with \u003cstrong data-start=\"1063\" data-end=\"1090\"\u003esoft non-ferrous metals\u003c\/strong\u003e such as gold, silver, and copper wire, typically up to about \u003cstrong data-start=\"1152\" data-end=\"1174\"\u003e13 gauge (1.85 mm)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1216\" data-end=\"1402\"\u003e\u003cstrong data-start=\"1216\" data-end=\"1254\"\u003eQ: What are the size capabilities?\u003c\/strong\u003e\u003cbr data-start=\"1254\" data-end=\"1257\"\u003eA: It produces jump rings with \u003cstrong data-start=\"1288\" data-end=\"1335\"\u003einside diameters roughly from 2 mm to 12 mm\u003c\/strong\u003e, depending on mandrel used \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1404\" data-end=\"1638\"\u003e\u003cstrong data-start=\"1404\" data-end=\"1458\"\u003eQ: What makes this combo useful for professionals?\u003c\/strong\u003e\u003cbr data-start=\"1458\" data-end=\"1461\"\u003eA: It significantly improves \u003cstrong data-start=\"1490\" data-end=\"1539\"\u003espeed, consistency, and production efficiency\u003c\/strong\u003e, allowing jewelers to produce large quantities of identical jump rings with minimal manual effort.\u003c\/p\u003e\n\u003cp data-start=\"1640\" data-end=\"1840\"\u003e\u003cstrong data-start=\"1640\" data-end=\"1679\"\u003eQ: Is it suitable for workshop use?\u003c\/strong\u003e\u003cbr data-start=\"1679\" data-end=\"1682\"\u003eA: Yes, it is built for \u003cstrong data-start=\"1706\" data-end=\"1766\"\u003eprofessional jewelry studios and production environments\u003c\/strong\u003e, especially for chain makers and manufacturers needing repeatable output.\u003c\/p\u003e\n\u003cp data-start=\"1842\" data-end=\"2042\"\u003e\u003cstrong data-start=\"1842\" data-end=\"1889\"\u003eQ: What is the main benefit of this system?\u003c\/strong\u003e\u003cbr data-start=\"1889\" data-end=\"1892\"\u003eA: It combines \u003cstrong data-start=\"1907\" data-end=\"2000\"\u003eindustrial coil winding precision (Durston) + flexible high-speed cutting power (Foredom)\u003c\/strong\u003e into one streamlined production workflow.\u003c\/p\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"g4f1i3\" data-start=\"143\" data-end=\"361\"\u003e\n\u003cstrong data-start=\"145\" data-end=\"174\"\u003eClean after every session\u003c\/strong\u003e – Remove metal shavings from the coil holder, mandrels, and cutting area to maintain smooth, accurate jump ring production and prevent blade wear. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"10to9mm\" data-start=\"363\" data-end=\"550\"\u003e\n\u003cstrong data-start=\"365\" data-end=\"399\"\u003eLubricate flex shaft regularly\u003c\/strong\u003e – Apply Foredom-approved grease to the inner shaft to reduce friction, heat buildup, and premature cable wear. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"140btn3\" data-start=\"552\" data-end=\"691\"\u003e\n\u003cstrong data-start=\"554\" data-end=\"584\"\u003eKeep handpiece debris-free\u003c\/strong\u003e – Clean the H.30 handpiece chuck and jaws so it grips saw blades and mandrels securely without slippage.\u003c\/li\u003e\n\u003cli data-section-id=\"19z80om\" data-start=\"693\" data-end=\"888\"\u003e\n\u003cstrong data-start=\"695\" data-end=\"723\"\u003eBlade care \u0026amp; replacement\u003c\/strong\u003e – Use correct feed pressure when cutting coils; excessive force shortens blade life and reduces cut quality. Replace dull blades immediately for consistent rings.\u003c\/li\u003e\n\u003cli data-section-id=\"k0aq1p\" data-start=\"890\" data-end=\"1026\"\u003e\n\u003cstrong data-start=\"892\" data-end=\"913\"\u003eSecure coil setup\u003c\/strong\u003e – Ensure coils are tightly mounted on mandrels before cutting to avoid vibration, uneven cuts, or tool strain.\u003c\/li\u003e\n\u003cli data-section-id=\"vwvmem\" data-start=\"1028\" data-end=\"1184\"\u003e\n\u003cstrong data-start=\"1030\" data-end=\"1057\"\u003eCheck motor ventilation\u003c\/strong\u003e – Keep the Foredom motor housing dust-free and ensure airflow vents are not blocked to prevent overheating during long runs.\u003c\/li\u003e\n\u003cli data-section-id=\"mmt0ff\" data-start=\"1186\" data-end=\"1325\"\u003e\n\u003cstrong data-start=\"1188\" data-end=\"1217\"\u003eFoot pedal control habits\u003c\/strong\u003e – Avoid constant full-speed operation; use variable speed for cleaner cuts and reduced mechanical stress.\u003c\/li\u003e\n\u003cli data-section-id=\"1878jg4\" data-start=\"1327\" data-end=\"1471\"\u003e\n\u003cstrong data-start=\"1329\" data-end=\"1361\"\u003eInspect shafts \u0026amp; connections\u003c\/strong\u003e – Periodically check the flex shaft sheath, drive connection, and handpiece coupling for wear or looseness.\u003c\/li\u003e\n\u003cli data-section-id=\"1uoenrq\" data-start=\"1473\" data-end=\"1619\"\u003e\n\u003cstrong data-start=\"1475\" data-end=\"1511\"\u003eRust prevention on Durston parts\u003c\/strong\u003e – Lightly oil steel mandrels and coil components when storing to prevent corrosion in humid environments.\u003c\/li\u003e\n\u003cli data-section-id=\"1kcbeli\" data-start=\"1621\" data-end=\"1747\"\u003e\n\u003cstrong data-start=\"1623\" data-end=\"1642\"\u003eStable mounting\u003c\/strong\u003e – Always clamp or bolt the system firmly to a bench to reduce vibration and improve cutting precision.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Durston","offers":[{"title":"Default Title","offer_id":45503972507839,"sku":"143.209-134186","price":615.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/durston-complete-jump-ringer-and-foredom-flex-shaft-combo-110v-otto-frei.jpg?v=1776335337","url":"https:\/\/backyardprovider.com\/products\/durston-1309-jump-ringer-foredom-sr-flexshaft-110v","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}