{"product_id":"williams-comfort-products-isfxtm616-flex-extension","title":"Williams Comfort Products ISFXTM616 Flex Extension","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe WILLIAMS COMFORT PRODUCTS ISFXTM616 is a 16mm flexible extension designed for 3\/8 inch drive ratchets and sockets. At 6 inches in length, it provides reach and angular flexibility in confined work areas where a rigid extension would bind or fail to align. Trade professionals use flex extensions when accessing fasteners in tight engine bays, HVAC equipment cabinets, and mechanical rooms where straight-line access is not available. The ISFXTM616 is sold individually and is suited for any technician carrying a standard 3\/8 inch drive set.\u003c\/p\u003e\n\u003cp\u003eThis flex extension is appropriate for HVAC service technicians, plumbers, electricians, and general mechanical trades working in residential and light commercial environments. It addresses common access challenges encountered when servicing equipment with recessed fasteners or awkward mounting orientations. The 6 inch length provides enough reach for most in-cabinet or under-panel applications without excessive flex that would reduce torque transfer.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e16mm size compatible with 3\/8 inch drive ratchets and sockets\u003c\/li\u003e\n  \u003cli\u003e6 inch length for extended reach in confined spaces\u003c\/li\u003e\n  \u003cli\u003eFlexible design allows off-angle fastener access\u003c\/li\u003e\n  \u003cli\u003eSold individually — one piece per unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement and standard accessory for 3\/8 inch drive socket sets used across HVAC, plumbing, and electrical service applications.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eA licensed or qualified trade technician should select the appropriate drive torque and socket size before use. Ensure the drive connection is fully seated before applying load to avoid rounding fasteners. Do not use flex extensions as a substitute for a universal joint where high torque is required, as angular force can reduce effective torque transfer and risk fastener damage.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrive Size\u003c\/strong\u003e: 3\/8 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 6 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e: 16mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: Each\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 662459335111\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: WILLIAMS COMFORT PRODUCTS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: ISFXTM616\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WILLIAMS COMFORT PRODUCTS","offers":[{"title":"Default Title","offer_id":51344336847154,"sku":"ISFXTM616","price":88.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310543352.jpg?v=1782033543","url":"https:\/\/voomisupply.com\/products\/williams-comfort-products-isfxtm616-flex-extension","provider":"Voomi Supply","version":"1.0","type":"link"}