{"product_id":"heavy-duty-alloy-ratchet-set","title":"Heavy-Duty Alloy Ratchet Set","description":"\u003cmeta charset=\"UTF-8\"\u003e\u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\n\u003ctitle\u003e\u003c\/title\u003e\n\u003c!--\n  [AI Design Logic]\n  产品类型：专业暖通空调(HVAC)维修工具\n  目标受众：HVAC技术人员、制冷设备维修工\n  视觉风格：工业硬派、专业可靠、强调金属质感\n  配色策略：以深灰、金属银为主基调，辅以科技蓝作为强调色，体现工业属性。\n  模块顺序：Hero (核心价值) -\u003e Scenario (场景痛点解决方案) -\u003e Feature 1 (核心功能-多尺寸) -\u003e Feature 2 (效率-棘轮结构) -\u003e Feature 3 (材质与扩展性) -\u003e Specs -\u003e FAQ\n--\u003e\n\u003cstyle type=\"text\/css\"\u003e:root {\n      --primary: #0056b3; \/* Tech Blue for professional accent *\/\n      --primary-hover: #004494;\n      --text-main: #1a1d20;\n      --text-sub: #495057;\n      --bg-body: #ffffff;\n      --bg-card: #f8f9fa;\n      --bg-soft: #e9ecef;\n      --radius-md: 8px;\n      --radius-lg: 16px;\n      --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);\n      --shadow-md: 0 8px 24px rgba(0,0,0,0.08);\n      --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);\n      --border-color: #dee2e6;\n    }\n\n    * {\n      box-sizing: border-box;\n      margin: 0;\n      padding: 0;\n    }\n\n    .product-detail-container {\n      font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n      color: var(--text-main);\n      line-height: 1.6;\n      max-width: 1200px;\n      margin: 0 auto;\n      padding: 2rem 5%;\n      background-color: var(--bg-body);\n      overflow-wrap: break-word;\n      word-break: break-word;\n    }\n\n    \/* Typography *\/\n    .product-detail-container h1 {\n      font-size: clamp(32px, 4vw, 46px);\n      font-weight: 800;\n      line-height: 1.2;\n      margin-bottom: 1.2rem;\n      letter-spacing: -0.02em;\n    }\n\n    .product-detail-container h2 {\n      font-size: clamp(26px, 3vw, 34px);\n      font-weight: 700;\n      margin-bottom: 1.2rem;\n      color: var(--text-main);\n      line-height: 1.3;\n    }\n\n    .product-detail-container h3 {\n      font-size: 20px;\n      font-weight: 600;\n      margin-bottom: 0.75rem;\n      color: var(--primary);\n    }\n\n    .product-detail-container p {\n      font-size: clamp(16px, 1.5vw, 18px);\n      color: var(--text-sub);\n      margin-bottom: 1.5rem;\n      line-height: 1.7;\n    }\n\n    \/* Reusable Classes *\/\n    .pd-section {\n      margin-bottom: clamp(4rem, 8vw, 6rem);\n    }\n\n    .pd-badge {\n      display: inline-flex;\n      align-items: center;\n      background: rgba(0, 86, 179, 0.1);\n      color: var(--primary);\n      padding: 8px 16px;\n      border-radius: 50px;\n      font-size: 14px;\n      font-weight: 700;\n      margin-bottom: 1.5rem;\n      text-transform: uppercase;\n      letter-spacing: 0.05em;\n    }\n\n    \/* Image Wrapper (Replaced img-placeholder) *\/\n    .img-wrapper {\n      width: 100%;\n      border-radius: var(--radius-lg);\n      overflow: hidden;\n      box-shadow: var(--shadow-md);\n      background-color: var(--bg-soft);\n      transition: transform 0.4s ease, box-shadow 0.4s ease;\n    }\n    \n    .img-wrapper:hover {\n      transform: translateY(-4px);\n      box-shadow: var(--shadow-lg);\n    }\n\n    .img-wrapper img {\n      width: 100%;\n      height: auto;\n      display: block;\n      object-fit: cover;\n    }\n\n    \/* Hero Section *\/\n    .hero-block {\n      text-align: center;\n      max-width: 900px;\n      margin: 2rem auto clamp(4rem, 8vw, 6rem);\n    }\n    \n    .hero-block p {\n      max-width: 700px;\n      margin: 0 auto 2.5rem auto;\n      font-size: clamp(18px, 2vw, 20px);\n    }\n\n    \/* Feature Sections (Z-Pattern) *\/\n    .feature-item {\n      display: grid;\n      grid-template-columns: 1fr;\n      gap: clamp(2.5rem, 5vw, 4rem);\n      align-items: center;\n    }\n\n    @media (min-width: 768px) {\n      .feature-item {\n        grid-template-columns: 1fr 1fr;\n      }\n      .feature-item.reverse {\n        direction: rtl;\n      }\n      .feature-item.reverse \u003e * {\n        direction: ltr;\n      }\n    }\n\n    \/* Scenario Section *\/\n    .scenario-block {\n      background-color: var(--bg-card);\n      padding: clamp(3rem, 5vw, 4rem);\n      border-radius: var(--radius-lg);\n      border-top: 4px solid var(--primary);\n      box-shadow: var(--shadow-sm);\n    }\n\n    \/* Specs Table *\/\n    .specs-container {\n      max-width: 900px;\n      margin: 0 auto;\n    }\n\n    .specs-table {\n      width: 100%;\n      border-collapse: collapse;\n      margin-top: 1.5rem;\n      background: var(--bg-body);\n      border-radius: var(--radius-md);\n      overflow: hidden;\n      box-shadow: var(--shadow-sm);\n      border: 1px solid var(--border-color);\n    }\n\n    .specs-table th, .specs-table td {\n      padding: 18px 24px;\n      text-align: left;\n      font-size: 16px;\n      border-bottom: 1px solid var(--border-color);\n    }\n\n    .specs-table tr:last-child th,\n    .specs-table tr:last-child td {\n      border-bottom: none;\n    }\n\n    .specs-table th {\n      background: var(--bg-card);\n      font-weight: 700;\n      color: var(--text-main);\n      width: 35%;\n    }\n    \n    .specs-table tr:nth-child(even) td {\n      background-color: #fafbfc;\n    }\n\n    @media (max-width: 767px) {\n      .specs-table, .specs-table tbody, .specs-table tr, .specs-table td {\n        display: block;\n        width: 100%;\n      }\n      .specs-table thead { display: none; }\n      .specs-table tr { \n        margin-bottom: 0; \n        border-bottom: 4px solid var(--bg-soft); \n      }\n      .specs-table td {\n        padding: 12px 16px 12px 45%;\n        position: relative;\n        border-bottom: 1px solid var(--border-color);\n      }\n      .specs-table td:last-child {\n        border-bottom: none;\n      }\n      .specs-table td::before {\n        content: attr(data-label);\n        position: absolute;\n        left: 16px;\n        width: 40%;\n        font-weight: 700;\n        color: var(--text-main);\n      }\n    }\n\n    \/* FAQ Section *\/\n    .faq-container {\n      max-width: 900px;\n      margin: 0 auto;\n      display: flex;\n      flex-direction: column;\n      gap: 1rem;\n    }\n\n    .faq-item {\n      background: var(--bg-card);\n      border: 1px solid var(--border-color);\n      border-radius: var(--radius-md);\n      padding: 1.5rem 2rem;\n      transition: box-shadow 0.3s ease;\n    }\n    \n    .faq-item:hover {\n      box-shadow: var(--shadow-sm);\n      border-color: #cdd4da;\n    }\n\n    .faq-item p {\n      margin-bottom: 0;\n    }\n\n    \/* Section Headers *\/\n    .section-header {\n      text-align: center;\n      margin-bottom: 3rem;\n    }\n\u003c\/style\u003e\n\u003cdiv class=\"product-detail-container\"\u003e\n\u003c!-- A. Intro \/ Hero Content Block --\u003e\n\u003cdiv class=\"pd-section hero-block\"\u003e\n\u003cspan class=\"pd-badge\"\u003e⚙️ Designed for HVAC Professionals\u003c\/span\u003e\n\u003ch1\u003eMaster Tight Spaces with the 4-in-1 HVAC Service Wrench Set\u003c\/h1\u003e\n\n\u003cp\u003eSimplify repairs on air conditioning and refrigeration units. This specialized ratchet set delivers access, speed, and multi-size compatibility in one durable kit.\u003c\/p\u003e\n\n\u003cdiv class=\"img-wrapper\"\u003e\u003cdiv\u003e\u003cimg alt=\"HVAC Service Wrench Set Hero\" cke-id=\"img53\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/1332898\/20260615182646\/355c0e9c803433220e9b96f66ff98164.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Scenario Section --\u003e\n\n\u003cdiv class=\"pd-section scenario-block\"\u003e\n\u003cdiv class=\"feature-item reverse\"\u003e\n\u003cdiv class=\"feature-media\"\u003e\n\u003cdiv class=\"img-wrapper\"\u003e\u003cdiv\u003e\u003cimg alt=\"Engineered for Cramped Condenser Units\" cke-id=\"img54\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/1332898\/20260615182645\/214dbd52b21865f915057499ae1e4e09.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-copy\"\u003e\n\u003ch2\u003eEngineered for Cramped Condenser Units\u003c\/h2\u003e\n\n\u003cp\u003eStandard tools often fail in the tight confines of modern HVAC equipment. Our wrenches feature a unique curved body specifically designed to reach around obstructions and fit onto valve stems in severely restricted spaces, making compressor work faster and less frustrating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- B. Feature Sections --\u003e\u003c!-- Feature 1: All-in-One Sizes --\u003e\n\n\u003cdiv class=\"pd-section\"\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003cdiv class=\"feature-media\"\u003e\n\u003cdiv class=\"img-wrapper\"\u003e\u003cdiv\u003e\u003cimg alt=\"The Only Wrench Sizes You Need\" cke-id=\"img55\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/1332898\/20260615182645\/bdc38fe1c12e81764cea13ec3b1d51ef.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-copy\"\u003e\n\u003ch2\u003eThe Only Wrench Sizes You Need\u003c\/h2\u003e\n\n\u003cp\u003eForget carrying a heavy toolbox. These two wrenches cover the four most common square service valve sizes found in residential and commercial HVAC\/R systems: \u003cstrong\u003e1\/4\", 3\/8\", 3\/16\", and 5\/16\"\u003c\/strong\u003e. Clear, stamped markings ensure fast tool selection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Feature 2: Ratchet Efficiency --\u003e\n\n\u003cdiv class=\"pd-section\"\u003e\n\u003cdiv class=\"feature-item reverse\"\u003e\n\u003cdiv class=\"feature-media\"\u003e\n\u003cdiv class=\"img-wrapper\"\u003e\u003cdiv\u003e\u003cimg alt=\"Faster Adjustments with Quick-Reverse\" cke-id=\"img56\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/1332898\/20260615182645\/c4f9397820611a791c3f0214f6f1c8bc.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-copy\"\u003e\n\u003ch2\u003eFaster Adjustments with Quick-Reverse\u003c\/h2\u003e\n\n\u003cp\u003eSpeed up your workflow with the smooth ratcheting mechanism. A conveniently placed flip lever allows you to instantly switch direction from tightening to loosening without ever removing the wrench from the valve stem.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Feature 3: Durability \u0026 Versatility --\u003e\n\n\u003cdiv class=\"pd-section\"\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003cdiv class=\"feature-media\"\u003e\n\u003cdiv class=\"img-wrapper\"\u003e\u003cdiv\u003e\u003cimg alt=\"Built Tough with Added Versatility\" cke-id=\"img57\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/1332898\/20260615182645\/88903b0cca14a1f5476e8d6ce716268b.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-copy\"\u003e\n\u003ch2\u003eBuilt Tough with Added Versatility\u003c\/h2\u003e\n\n\u003cp\u003eConstructed from sandblasted alloy steel with riveted plates for rugged durability that resists rust. The set includes two S2 steel hex bit adapters, converting your ratchet into a powerful driver for standard 1\/4\" hex bits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- C. Specifications --\u003e\n\n\u003cdiv class=\"pd-section specs-container\"\u003e\n\u003cdiv class=\"section-header\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003c\/div\u003e\n\n\u003ctable class=\"specs-table\"\u003e\n\t\u003cthead\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003cth\u003eFeature\u003c\/th\u003e\n\t\t\t\u003cth\u003eDetails\u003c\/th\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/thead\u003e\n\t\u003ctbody\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Feature\"\u003e\u003cstrong\u003eBody Material\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Details\"\u003eSandblasted Alloy Steel\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Feature\"\u003e\u003cstrong\u003eAdapter Material\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Details\"\u003eS2 Steel with Phosphate Finish\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Feature\"\u003e\u003cstrong\u003eSquare Drive Sizes\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Details\"\u003e1\/4\", 3\/16\", 3\/8\", 5\/16\"\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Feature\"\u003e\u003cstrong\u003eHex Adapter Drive\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Details\"\u003eAccepts 1\/4\" Standard Bits\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Feature\"\u003e\u003cstrong\u003eWrench Lengths\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Details\"\u003eApprox. 4.53 inches \u0026amp; 5.43 inches\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Feature\"\u003e\u003cstrong\u003eMechanism Type\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Details\"\u003eReversible Ratchet with Flip Lever\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cdiv style=\"margin-top: 2rem;\"\u003e\n\u003cdiv class=\"img-wrapper\"\u003e\u003cdiv\u003e\u003cimg alt=\"Specifications Diagram\" cke-id=\"img58\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/1332898\/20260615182645\/9600c7dab30ef4e71c152914051ddcf7.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- D. FAQ --\u003e\n\n\u003cdiv class=\"pd-section\"\u003e\n\u003cdiv class=\"section-header\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWill this set fit standard residential AC unit valves?\u003c\/h3\u003e\n\n\u003cp\u003eYes. The 1\/4\", 3\/16\", 3\/8\", and 5\/16\" square sizes are specifically selected to cover the vast majority of service valves found on residential and light commercial air conditioning and heat pump condensers.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eAre these wrenches reversible?\u003c\/h3\u003e\n\n\u003cp\u003eYes, absolutely. Both wrenches feature a small black lever on the side of the ratcheting head that allows you to instantly flip the drive direction for tightening or loosening.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat are the black attachments used for?\u003c\/h3\u003e\n\n\u003cp\u003eThose are hex bit adapters. They fit into the wrench head to convert it into a right-angle driver that accepts standard 1\/4\" hex screwdriver bits, adding versatility for other fastening tasks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"Bak","offers":[{"title":"1 Set (Personal Use)","offer_id":62989639090547,"sku":"0616-15368369","price":19.95,"currency_code":"USD","in_stock":true},{"title":"2 Sets (Truck \u0026 Tool Bag)","offer_id":62989639123315,"sku":"0616-15365778","price":36.95,"currency_code":"USD","in_stock":true},{"title":"4 Sets (Crew Pack \/ Pro Bundle)","offer_id":62989639156083,"sku":"0616-15365176","price":69.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/5692\/1971\/files\/355c0e9c803433220e9b96f66ff98164.jpg?v=1781595419","url":"https:\/\/woyuosn.com\/products\/heavy-duty-alloy-ratchet-set","provider":"Woyuosn","version":"1.0","type":"link"}