{"product_id":"machined-winding-bars-18-12-to-716","title":"Machined Winding Bars 18\" - 1\/2\" to 7\/16\"","description":"\u003cp\u003e\u003cstrong\u003eWinding Bars: Sold in Pairs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eService Spring Corp — Industry trusted since 1962\u003c\/li\u003e\n\u003cli\u003e575 machined winding bars\u003c\/li\u003e\n\u003cli\u003e18\" L - 1\/2\" to 7\/16\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"ndhnhf\" data-start=\"0\" data-end=\"46\"\u003eMachined Winding Bars – 18\" (1\/2\" to 7\/16\")\u003c\/h2\u003e\n\u003cp data-start=\"48\" data-end=\"391\"\u003eThe \u003cstrong data-start=\"52\" data-end=\"81\"\u003e18\" Machined Winding Bars\u003c\/strong\u003e are professional garage door service tools designed for safely winding and unwinding torsion springs during installation, repair, and maintenance. Precision-machined for a secure fit, these bars provide controlled leverage when adjusting spring tension on residential and light commercial garage door systems.\u003c\/p\u003e\n\u003cp data-start=\"393\" data-end=\"652\"\u003eBuilt from high-strength steel, these winding bars are engineered to withstand high torque loads without bending or slipping. The machined taper from \u003cstrong data-start=\"543\" data-end=\"560\"\u003e1\/2\" to 7\/16\"\u003c\/strong\u003e ensures proper compatibility with torsion spring winding cones requiring stepped bar sizes.\u003c\/p\u003e\n\u003chr data-start=\"654\" data-end=\"657\"\u003e\n\u003ch2 data-section-id=\"1n3nslj\" data-start=\"659\" data-end=\"670\"\u003eFUNCTION\u003c\/h2\u003e\n\u003cul data-start=\"671\" data-end=\"841\"\u003e\n\u003cli data-section-id=\"hvvjag\" data-start=\"671\" data-end=\"725\"\u003eSafely applies and releases torsion spring tension\u003c\/li\u003e\n\u003cli data-section-id=\"aaljn8\" data-start=\"726\" data-end=\"783\"\u003eProvides controlled leverage during spring adjustment\u003c\/li\u003e\n\u003cli data-section-id=\"10jyyfm\" data-start=\"784\" data-end=\"841\"\u003ePrevents slipping during winding\/unwinding operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"843\" data-end=\"846\"\u003e\n\u003ch2 data-section-id=\"6s4k0o\" data-start=\"848\" data-end=\"875\"\u003eTECHNICAL SPECIFICATIONS\u003c\/h2\u003e\n\u003cul data-start=\"876\" data-end=\"1076\"\u003e\n\u003cli data-section-id=\"xjsv31\" data-start=\"876\" data-end=\"897\"\u003eLength: 18 inches\u003c\/li\u003e\n\u003cli data-section-id=\"lahg3y\" data-start=\"898\" data-end=\"940\"\u003eMachined diameter: 1\/2\" to 7\/16\" taper\u003c\/li\u003e\n\u003cli data-section-id=\"k0z6hg\" data-start=\"941\" data-end=\"974\"\u003eMaterial: High-strength steel\u003c\/li\u003e\n\u003cli data-section-id=\"dbaj99\" data-start=\"975\" data-end=\"1019\"\u003eFinish: Corrosion-resistant steel finish\u003c\/li\u003e\n\u003cli data-section-id=\"1fylphg\" data-start=\"1020\" data-end=\"1076\"\u003eCompatibility: Standard torsion spring winding cones\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1078\" data-end=\"1081\"\u003e\n\u003ch2 data-section-id=\"vu6u98\" data-start=\"1083\" data-end=\"1098\"\u003eAPPLICATIONS\u003c\/h2\u003e\n\u003cul data-start=\"1099\" data-end=\"1290\"\u003e\n\u003cli data-section-id=\"1ey8sie\" data-start=\"1099\" data-end=\"1142\"\u003eGarage door torsion spring installation\u003c\/li\u003e\n\u003cli data-section-id=\"csr1g1\" data-start=\"1143\" data-end=\"1176\"\u003eSpring replacement and repair\u003c\/li\u003e\n\u003cli data-section-id=\"1vo6xm5\" data-start=\"1177\" data-end=\"1212\"\u003eResidential garage door systems\u003c\/li\u003e\n\u003cli data-section-id=\"vkwr55\" data-start=\"1213\" data-end=\"1248\"\u003eLight commercial overhead doors\u003c\/li\u003e\n\u003cli data-section-id=\"16zy2vy\" data-start=\"1249\" data-end=\"1290\"\u003eProfessional garage door service work\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1292\" data-end=\"1295\"\u003e\n\u003ch2 data-section-id=\"qy8nvl\" data-start=\"1297\" data-end=\"1308\"\u003eBENEFITS\u003c\/h2\u003e\n\u003cul data-start=\"1309\" data-end=\"1538\"\u003e\n\u003cli data-section-id=\"1m0xvts\" data-start=\"1309\" data-end=\"1367\"\u003eProvides secure grip and controlled torque application\u003c\/li\u003e\n\u003cli data-section-id=\"xqxw55\" data-start=\"1368\" data-end=\"1426\"\u003eReduces risk of tool slippage during high-tension work\u003c\/li\u003e\n\u003cli data-section-id=\"14279dl\" data-start=\"1427\" data-end=\"1481\"\u003eDurable construction for repeated professional use\u003c\/li\u003e\n\u003cli data-section-id=\"shw92m\" data-start=\"1482\" data-end=\"1538\"\u003eImproves safety and efficiency during spring service\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1540\" data-end=\"1543\"\u003e\n\u003ch2 data-section-id=\"1crpr1\" data-start=\"1545\" data-end=\"1569\"\u003ePROFESSIONAL USE NOTE\u003c\/h2\u003e\n\u003cp data-start=\"1570\" data-end=\"1716\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eDesigned for use by trained garage door technicians. Torsion springs are under high tension and require proper handling procedures during service.\u003c\/p\u003e","brand":"Service Spring Corp","offers":[{"title":"Default Title","offer_id":50684236464414,"sku":"575S","price":18.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0978\/2781\/5710\/files\/imagegen_0c41fd2f-0ecb-4e5c-9c50-0e4f7e49d7b3.jpg?v=1772790948","url":"https:\/\/garage-doorparts.com\/products\/machined-winding-bars-18-12-to-716","provider":"garage-doorparts.com","version":"1.0","type":"link"}