{"product_id":"open-end-wrenches-14mm-90mm-high-carbon-steel-spanner","title":"Open End Wrenches 13mm-90mm High Carbon Steel Heavy Spanner Repair Workshop Tool","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003eOpen End Wrenches in High Carbon Steel — Reliable Grip for Every Fastener Size\u003c\/h2\u003e\n\u003cp\u003eWhen a rounded bolt or a stubborn nut stops your project cold, having the right open end wrench on hand makes all the difference. Whether you're a professional mechanic, a plumber tackling pipe fittings, or a home workshop enthusiast, these open end wrenches are sized to handle the fasteners you actually encounter — from compact 14 mm up to a heavy-duty 90 mm.\u003c\/p\u003e\n\u003cp\u003eEach wrench is machined from high carbon steel, delivering the tensile strength needed for high-torque applications without deforming under load. The open-end jaw profile allows fast engagement on hex fasteners in tight spaces where a box-end or socket cannot reach. Available in individual sizes ranging from 14 mm (approx. 0.55 in) to 90 mm (approx. 3.54 in), so you can stock exactly what your toolkit requires.\u003c\/p\u003e\n\u003cp\u003eThese open end wrenches are well-suited for automotive engine work and suspension repairs, heavy equipment maintenance and agricultural machinery, and plumbing or HVAC installations where large hex fittings are common. The wide size range also makes them a practical choice for anyone building a professional-grade wrench set one piece at a time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003e🔧\u003c\/span\u003e \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits standard metric hex fasteners (bolts, nuts, fittings) from 14 mm to 90 mm. Verify your fastener size before ordering.\u003c\/div\u003e\n\u003cdiv class=\"hdiy-features\"\u003e\n\u003ch2\u003e✅ Key Features of These Open End Wrenches\u003c\/h2\u003e\n\u003cul class=\"hdiy-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚙️\u003c\/span\u003e \u003cstrong\u003eHigh Carbon Steel Construction\u003c\/strong\u003e — Resists deformation under sustained torque; maintains jaw geometry through repeated use cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e \u003cstrong\u003eWide Size Range: 14 mm – 90 mm\u003c\/strong\u003e — Covers fastener sizes from compact automotive bolts to large industrial hex fittings, sold individually so you buy only what you need.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔓\u003c\/span\u003e \u003cstrong\u003eOpen-End Jaw Design\u003c\/strong\u003e — Slides onto fasteners from the side for fast engagement in confined spaces where a closed-end tool cannot fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🏋️\u003c\/span\u003e \u003cstrong\u003eHeavy-Duty Spanner Profile\u003c\/strong\u003e — Thicker shank and jaw walls compared to standard wrenches, engineered for workshop and repair environments with demanding torque requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔩\u003c\/span\u003e \u003cstrong\u003eMachined Jaw Faces\u003c\/strong\u003e — Parallel jaw faces maintain consistent contact with fastener flats, reducing the risk of slippage and rounding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🛠️\u003c\/span\u003e \u003cstrong\u003eSingle-Piece Solid Body\u003c\/strong\u003e — No moving parts or adjustable mechanisms that can wear out; the wrench maintains its rated capacity throughout its service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ch2\u003e📐 Technical Specifications — Open End Wrenches\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh Carbon Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWrench Type\u003c\/th\u003e\n\u003ctd\u003eOpen End (Single-End)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Range\u003c\/th\u003e\n\u003ctd\u003e14 mm – 90 mm (approx. 0.55 in – 3.54 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Sizes\u003c\/th\u003e\n\u003ctd\u003e14, 16, 17, 18, 19, 21, 22, 24, 27, 30, 32, 36, 41, 46, 50, 55, 60, 65, 70, 75, 85, 90 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDrive Style\u003c\/th\u003e\n\u003ctd\u003eOpen End\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall Length\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (per piece)\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003e1 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eAutomotive, Plumbing, HVAC, Industrial Maintenance, Workshop Repair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the right wrench size for my fastener?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eMeasure across the flats of the hex fastener (bolt head or nut) with a caliper or ruler. The measurement in millimeters corresponds directly to the wrench size you need. For example, a fastener measuring 19 mm across the flats requires the 19 mm wrench. When in doubt, size up — a wrench that is too small will not fit, while one that is slightly too large will slip.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between high carbon steel and chrome vanadium for wrenches?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eHigh carbon steel offers excellent hardness and tensile strength, making it well-suited for heavy-duty, high-torque applications. Chrome vanadium (Cr-V) adds corrosion resistance and slightly greater toughness under impact. For workshop and repair use where the wrench is stored indoors and used with deliberate force rather than impact, high carbon steel performs reliably and holds its shape under load.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these wrenches suitable for automotive suspension and engine work?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. The smaller sizes (14 mm – 24 mm) cover the majority of automotive fasteners found on engine mounts, suspension components, brake calipers, and exhaust systems. The open-end jaw design is particularly useful in tight engine bays where a socket and ratchet cannot reach. For very high-torque applications such as axle nuts, pair the wrench with a breaker bar extension if needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I prevent the wrench from rounding off a fastener?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eAlways select the exact matching size — never use a wrench that is even 1 mm too large. Position the jaw fully onto the fastener flats before applying force. Pull rather than push the wrench when possible, and apply steady, controlled torque rather than sudden jerks. If a fastener is corroded, apply penetrating oil and allow it to soak before attempting removal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo these wrenches resist rust and corrosion?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eHigh carbon steel has moderate corrosion resistance. To extend service life, wipe the wrench clean after each use and apply a light coat of machine oil or tool lubricant before storage. Avoid leaving the tool in wet or high-humidity environments for extended periods. For outdoor or marine applications where corrosion is a primary concern, consider stainless steel alternatives.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use these wrenches on plumbing fittings and HVAC connections?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. The larger sizes (27 mm – 90 mm) are commonly used on hex-body pipe fittings, union nuts, and HVAC service valves. The open-end design allows the wrench to engage fittings that are close to a wall or another pipe where a box-end wrench would not clear. Always confirm the fitting's hex size before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs each wrench sold individually or as a set?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eEach listing is for one (1) wrench in the size you select. This allows you to purchase only the specific sizes you need rather than paying for a full set that includes sizes you may never use. If you need multiple sizes, simply add each size to your cart separately.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your size (mm) above, then add to cart.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"HomeDIYer","offers":[{"title":"14mm \/ 1pcs","offer_id":52378108789010,"sku":"XFGLBZSJ039953x1","price":7.55,"currency_code":"USD","in_stock":true},{"title":"16mm \/ 1pcs","offer_id":52378108821778,"sku":"XFGLBZSJ039954x1","price":9.91,"currency_code":"USD","in_stock":true},{"title":"17mm \/ 1pcs","offer_id":52378108854546,"sku":"XFGLBZSJ039955x1","price":10.27,"currency_code":"USD","in_stock":true},{"title":"18mm \/ 1pcs","offer_id":52378108887314,"sku":"XFGLBZSJ039956x1","price":11.14,"currency_code":"USD","in_stock":true},{"title":"19mm \/ 1pcs","offer_id":52378108920082,"sku":"XFGLBZSJ039957x1","price":11.82,"currency_code":"USD","in_stock":true},{"title":"21mm \/ 1pcs","offer_id":52378108952850,"sku":"XFGLBZSJ039958x1","price":15.9,"currency_code":"USD","in_stock":true},{"title":"22mm \/ 1pcs","offer_id":52378108985618,"sku":"XFGLBZSJ039959x1","price":15.3,"currency_code":"USD","in_stock":true},{"title":"24mm \/ 1pcs","offer_id":52378109018386,"sku":"XFGLBZSJ039960x1","price":17.39,"currency_code":"USD","in_stock":true},{"title":"27mm \/ 1pcs","offer_id":52378109051154,"sku":"XFGLBZSJ039961x1","price":25.64,"currency_code":"USD","in_stock":true},{"title":"30mm \/ 1pcs","offer_id":52378109083922,"sku":"XFGLBZSJ039962x1","price":29.04,"currency_code":"USD","in_stock":true},{"title":"32mm \/ 1pcs","offer_id":52378109116690,"sku":"XFGLBZSJ039963x1","price":33.44,"currency_code":"USD","in_stock":true},{"title":"36mm \/ 1pcs","offer_id":52378109149458,"sku":"XFGLBZSJ039964x1","price":46.36,"currency_code":"USD","in_stock":true},{"title":"41mm \/ 1pcs","offer_id":52378109182226,"sku":"XFGLBZSJ039965x1","price":66.49,"currency_code":"USD","in_stock":true},{"title":"46mm \/ 1pcs","offer_id":52378109214994,"sku":"XFGLBZSJ039966x1","price":86.75,"currency_code":"USD","in_stock":true},{"title":"50mm \/ 1pcs","offer_id":52378109247762,"sku":"XFGLBZSJ039967x1","price":113.27,"currency_code":"USD","in_stock":true},{"title":"55mm \/ 1pcs","offer_id":52378109280530,"sku":"XFGLBZSJ039968x1","price":138.84,"currency_code":"USD","in_stock":true},{"title":"60mm \/ 1pcs","offer_id":52378109313298,"sku":"XFGLBZSJ039969x1","price":172.16,"currency_code":"USD","in_stock":true},{"title":"65mm \/ 1pcs","offer_id":52378109346066,"sku":"XFGLBZSJ039970x1","price":202.08,"currency_code":"USD","in_stock":true},{"title":"70mm \/ 1pcs","offer_id":52378109378834,"sku":"XFGLBZSJ039971x1","price":197.87,"currency_code":"USD","in_stock":true},{"title":"75mm \/ 1pcs","offer_id":52378109411602,"sku":"XFGLBZSJ039972x1","price":252.62,"currency_code":"USD","in_stock":true},{"title":"85mm \/ 1pcs","offer_id":52378109444370,"sku":"XFGLBZSJ039973x1","price":313.19,"currency_code":"USD","in_stock":true},{"title":"90mm \/ 1pcs","offer_id":52378109477138,"sku":"XFGLBZSJ039974x1","price":375.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture2of9_2f2588e2-9855-4dd4-9ad2-e538ee39dafd.jpg?v=1781791080","url":"https:\/\/homediyer.com\/de\/products\/open-end-wrenches-14mm-90mm-high-carbon-steel-spanner","provider":"HomeDIYer","version":"1.0","type":"link"}