{"product_id":"williams-comfort-products-qjrxsm12a-torque-wrench-head-12mm","title":"Williams Comfort Products QJRXSM12A Torque Wrench Head 12MM","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe WILLIAMS COMFORT PRODUCTS QJRXSM12A is a 12 MM metric flare nut torque wrench head designed for precise fastening in tight or recessed fittings. Built with a 6-point contact design, it delivers full engagement on flare nut hex profiles, reducing the risk of rounding fasteners under load. The J-type shank measures 0.425 inches and accepts compatible torque wrench drives. Maximum rated torque is 50 ft-lb. This head is used by HVAC technicians, plumbers, and pipefitters working on refrigerant lines, fuel connections, and hydraulic fittings where controlled torque on metric flare nuts is required.\u003c\/p\u003e\u003cp\u003eThis torque wrench head fits residential and light commercial service applications where metric flare nut fasteners are encountered. It is well-suited for refrigerant line set connections, gas supply fittings, and other tubing assemblies that require a calibrated torque value. The 12 MM size addresses a common fastener dimension found on metric-spec equipment. Technicians carrying a full torque wrench head set will find this a practical addition for service calls on imported or metric-spec systems.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e12 MM flare nut head for metric fastener applications\u003c\/li\u003e\n\u003cli\u003e6-point contact geometry for full hex engagement and reduced fastener damage\u003c\/li\u003e\n\u003cli\u003eJ-type shank at 0.425 inches for compatible torque wrench drive attachment\u003c\/li\u003e\n\u003cli\u003eMaximum torque rating of 50 ft-lb suits typical flare nut fastening requirements\u003c\/li\u003e\n\u003cli\u003eCompact profile — 0.4 inches long, 3 inches wide, 0.7 inches tall — fits in confined service areas\u003c\/li\u003e\n\u003cli\u003eSold individually; lightweight at 0.09 pounds for easy kit integration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use with J-type shank torque wrench handles accepting a 0.425-inch shank. Confirm drive compatibility with your torque wrench handle before installation.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation of this torque wrench head should be performed by a qualified HVAC technician, plumber, or pipefitter familiar with torque fastening procedures. Ensure the system is depressurized and isolated before loosening or tightening any flare nut connections. Verify the J-type shank seats fully and locks into the torque wrench handle before applying torque. Follow applicable codes such as the IFGC or equipment manufacturer torque specifications when fastening gas or refrigerant fittings.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Size\u003c\/strong\u003e: 12 MM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type\u003c\/strong\u003e: Flare Nut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint Type\u003c\/strong\u003e: 6 Point\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Torque\u003c\/strong\u003e: 50 ft-lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: J\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Size\u003c\/strong\u003e: 0.425 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 0.4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 3 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 0.7 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.09 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 662459934635\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\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: QJRXSM12A\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WILLIAMS COMFORT PRODUCTS","offers":[{"title":"Default Title","offer_id":51345378902322,"sku":"QJRXSM12A","price":145.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310544340.jpg?v=1782056407","url":"https:\/\/voomisupply.com\/products\/williams-comfort-products-qjrxsm12a-torque-wrench-head-12mm","provider":"Voomi Supply","version":"1.0","type":"link"}