{"product_id":"williams-comfort-products-qyom21a-torque-wrench-head-21mm","title":"Williams Comfort Products QYOM21A Torque Wrench Head 21MM","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe WILLIAMS COMFORT PRODUCTS QYOM21A is a 21 MM open-end torque wrench head designed for precision fastening applications in trade and industrial settings. It features a Y-type shank with a 0.560-inch shank size, allowing it to interface with compatible torque wrench drive systems. With a maximum torque rating of 160 ft-lb, this head delivers the controlled force needed for demanding bolted connections. Licensed technicians and mechanics working in HVAC, plumbing, and mechanical service environments rely on torque wrench heads like this one to meet manufacturer and code specifications when tightening fasteners to exact values.\u003c\/p\u003e\n\u003cp\u003eThis torque wrench head is suited for metric fastening tasks where a 21 MM open-end fit is required. It is sold individually and is appropriate for service calls, installation work, and maintenance procedures that require consistent, repeatable torque application. The open-end head design provides access in tight or partially obstructed fastener locations where a closed-end or socket-style head cannot seat properly.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e21 MM open-end head for metric fastener applications\u003c\/li\u003e\n  \u003cli\u003eMaximum torque capacity of 160 ft-lb for heavy-duty fastening\u003c\/li\u003e\n  \u003cli\u003eY-type shank with 0.560-inch shank size for compatible torque wrench systems\u003c\/li\u003e\n  \u003cli\u003eCompact profile: 0.6 inches in length, 3.8 inches wide, 1.5 inches in height\u003c\/li\u003e\n  \u003cli\u003eLightweight at 0.28 pounds for reduced hand fatigue during extended use\u003c\/li\u003e\n  \u003cli\u003eSold as individual unit for precise tool inventory management\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use with torque wrench drive systems that accept a Y-type shank with a 0.560-inch shank size. Verify shank interface compatibility with your existing torque wrench before installation.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation and use of this torque wrench head should be performed by a qualified technician familiar with torque tool systems. Ensure the shank is fully seated and locked into the torque wrench body before applying load. Do not exceed the 160 ft-lb maximum torque rating, as overloading can damage the head or compromise fastener integrity. Follow all applicable manufacturer torque specifications and relevant industry codes when performing fastening work.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHead Size\u003c\/strong\u003e: 21 MM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHead Type\u003c\/strong\u003e: Open End\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Size\u003c\/strong\u003e: 0.560 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: Y\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Torque\u003c\/strong\u003e: 160 ft-lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 0.6 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 3.8 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 1.5 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.28 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: Each\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: QYOM21A\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WILLIAMS COMFORT PRODUCTS","offers":[{"title":"Default Title","offer_id":51345232920882,"sku":"QYOM21A","price":89.9,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310544516.jpg?v=1782052337","url":"https:\/\/voomisupply.com\/products\/williams-comfort-products-qyom21a-torque-wrench-head-21mm","provider":"Voomi Supply","version":"1.0","type":"link"}