{"product_id":"butterfly-wing-thumb-screws-m4-m5-m6-16mm-stainless-steel","title":"Butterfly Wing Bolts Screws Thumb Screws M4 M5 M6 Length 16mm Stainless Steel A2","description":"\u003c!-- Butterfly Wing Bolts - Shopify Product Description --\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!-- All styles are scoped under .bfb-product-section to avoid theme conflicts --\u003e\n\u003cstyle\u003e\n  \/* ---------- Scoped Styles for Butterfly Bolts Product Section ---------- *\/\n  .bfb-product-section {\n    width: 100%;\n    max-width: 100%;\n    margin: 0;\n    padding: 0;\n    font-size: 16px;\n    line-height: 1.6;\n    color: #2d2d2d;\n    box-sizing: border-box;\n  }\n  .bfb-product-section *,\n  .bfb-product-section *::before,\n  .bfb-product-section *::after {\n    box-sizing: border-box;\n    margin: 0;\n    padding: 0;\n  }\n  .bfb-product-section p {\n    margin-bottom: 1.2em;\n    font-size: 1em;\n  }\n  .bfb-product-section h2 {\n    font-size: 1.6em;\n    font-weight: 700;\n    margin: 1.8em 0 0.8em 0;\n    color: #1a1a1a;\n    border-bottom: 3px solid #e0e0e0;\n    padding-bottom: 0.3em;\n    letter-spacing: -0.01em;\n  }\n  .bfb-product-section h2:first-of-type {\n    margin-top: 0;\n  }\n  \/* Features list *\/\n  .bfb-feature-list {\n    list-style: none;\n    padding: 0;\n    margin: 1.2em 0;\n    display: flex;\n    flex-direction: column;\n    gap: 0.8em;\n  }\n  .bfb-feature-list li {\n    display: flex;\n    align-items: flex-start;\n    gap: 0.7em;\n    font-size: 1.05em;\n    background-color: #f9fafb;\n    padding: 0.85em 1.2em;\n    border-radius: 8px;\n    transition: background-color 0.2s;\n  }\n  .bfb-feature-list li:hover {\n    background-color: #f1f5f9;\n  }\n  .bfb-feature-icon {\n    font-size: 1.3em;\n    min-width: 1.5em;\n    text-align: center;\n    flex-shrink: 0;\n  }\n  \/* Specs table *\/\n  .bfb-specs-table {\n    width: 100%;\n    border-collapse: collapse;\n    margin: 1.2em 0;\n    font-size: 0.98em;\n    background: #ffffff;\n    border-radius: 8px;\n    overflow: hidden;\n    box-shadow: 0 1px 3px rgba(0,0,0,0.04);\n  }\n  .bfb-specs-table th,\n  .bfb-specs-table td {\n    text-align: left;\n    padding: 0.9em 1.2em;\n    border-bottom: 1px solid #eceff1;\n    vertical-align: middle;\n  }\n  .bfb-specs-table th {\n    background-color: #f5f7fa;\n    font-weight: 600;\n    color: #1e293b;\n    width: 40%;\n    letter-spacing: 0.02em;\n  }\n  .bfb-specs-table tr:last-child td,\n  .bfb-specs-table tr:last-child th {\n    border-bottom: none;\n  }\n  .bfb-specs-table td {\n    color: #334155;\n  }\n  \/* FAQ blocks – open by default, no accordion *\/\n  .bfb-faq-item {\n    margin-bottom: 1.5em;\n    background: #fafafa;\n    border-radius: 10px;\n    padding: 1.2em 1.5em;\n    border: 1px solid #eaeef2;\n  }\n  .bfb-faq-question {\n    font-weight: 650;\n    font-size: 1.1em;\n    color: #0f172a;\n    margin-bottom: 0.5em;\n    display: flex;\n    align-items: center;\n    gap: 0.5em;\n  }\n  .bfb-faq-question-icon {\n    font-size: 1.3em;\n  }\n  .bfb-faq-answer {\n    color: #3a3f47;\n    margin-left: 2.2em;\n    font-size: 0.98em;\n  }\n  \/* Mobile responsive adjustments *\/\n  @media screen and (max-width: 600px) {\n    .bfb-product-section {\n      font-size: 15px;\n    }\n    .bfb-product-section h2 {\n      font-size: 1.4em;\n      margin: 1.5em 0 0.6em 0;\n    }\n    .bfb-feature-list li {\n      padding: 0.7em 1em;\n      font-size: 1em;\n    }\n    .bfb-specs-table th,\n    .bfb-specs-table td {\n      padding: 0.7em 0.9em;\n    }\n    .bfb-faq-item {\n      padding: 1em 1.2em;\n    }\n    .bfb-faq-answer {\n      margin-left: 0;\n      margin-top: 0.4em;\n    }\n  }\n  \/* Inline emoji and text alignment helpers *\/\n  .bfb-text-highlight {\n    font-weight: 600;\n    color: #0f3b4b;\n  }\n\u003c\/style\u003e\n\u003c!-- Product Description Container --\u003e\n\u003cdiv class=\"bfb-product-section\"\u003e\n\u003c!-- Product Overview --\u003e\n\u003cp\u003e\u003cspan class=\"bfb-text-highlight\"\u003e🦋 Butterfly Wing Bolts Screws Thumb Screws\u003c\/span\u003e – the no‑tool tightening solution for makers, mechanics, and home DIYers. Whether you’re adjusting a jig on your workbench, securing a bracket in a tight spot, or building 3D printer mods, these A2 stainless steel thumb screws let you tighten and loosen by hand instantly. Forget fumbling for screwdrivers or Allen keys – just pinch the wing head and turn. The 16mm length is ideal for thin panels, electronic enclosures, and light‑duty fixtures where a bulky bolt would get in the way. Available in three popular metric sizes \u003cspan class=\"bfb-text-highlight\"\u003e(M4, M5, M6)\u003c\/span\u003e, they solve the everyday headache of hard‑to‑reach fasteners and speed up repetitive assembly tasks.\u003c\/p\u003e\n\u003c!-- Key Features - vertical list for SEO and readability --\u003e\n\u003ch2\u003e🔩 Key Features of Our Metric Butterfly Wing Bolts\u003c\/h2\u003e\n\u003cul class=\"bfb-feature-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"bfb-feature-icon\"\u003e👍\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eHand‑Tightening Wing Head:\u003c\/strong\u003e The butterfly head design gives you a firm grip for quick finger tightening – no tools required. Perfect for fixtures that need frequent adjustment.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bfb-feature-icon\"\u003e🌧️\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eGenuine A2 Stainless Steel:\u003c\/strong\u003e Crafted from A2 (304) stainless steel, these bolts provide excellent corrosion resistance. Ideal for indoor projects, damp basements, or light outdoor use.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bfb-feature-icon\"\u003e📏\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eMetric M4 \/ M5 \/ M6 Threads:\u003c\/strong\u003e You can choose the exact diameter you need. The 16mm length fits thin materials, brackets, and electronics without protruding excessively.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bfb-feature-icon\"\u003e✨\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eClean, Smooth Threads:\u003c\/strong\u003e Every screw is manufactured with burr‑free threading, ensuring easy installation and a secure hold in your t‑nuts, inserts, or tapped holes.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bfb-feature-icon\"\u003e🔧\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eVersatile Utility:\u003c\/strong\u003e Use them as thumb screws for cover plates, woodworking jigs, CNC clamps, camera mounts, or furniture knobs – wherever quick, tool‑free clamping helps.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Technical Specifications Table --\u003e\n\u003ch2\u003e📋 Stainless Steel Thumb Screws Specifications\u003c\/h2\u003e\n\u003ctable class=\"bfb-specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eStainless Steel A2 (304)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMandrel Material\u003c\/th\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Size Options\u003c\/th\u003e\n\u003ctd\u003eM4, M5, M6 (select at checkout)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e16 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHead Style\u003c\/th\u003e\n\u003ctd\u003eButterfly \/ Wing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDrive Type\u003c\/th\u003e\n\u003ctd\u003eThumb (hand‑operated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSystem of Measurement\u003c\/th\u003e\n\u003ctd\u003eMetric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Type\u003c\/th\u003e\n\u003ctd\u003eOpen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Condition\u003c\/th\u003e\n\u003ctd\u003eNew, unopened, undamaged\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- Frequently Asked Questions - fully expanded, no collapse --\u003e\n\u003ch2\u003e❓ Frequently Asked Questions About Butterfly Wing Bolts (No‑Tool Thumb Screws)\u003c\/h2\u003e\n\u003cdiv class=\"bfb-faq-item\"\u003e\n\u003cdiv class=\"bfb-faq-question\"\u003e\n\u003cspan class=\"bfb-faq-question-icon\"\u003e🔹\u003c\/span\u003e What sizes are included, and can I choose just one?\u003c\/div\u003e\n\u003cdiv class=\"bfb-faq-answer\"\u003eThis listing offers individual sizes: \u003cstrong\u003eM4, M5, and M6\u003c\/strong\u003e. All are 16mm in length. Simply select your preferred metric diameter from the variation dropdown before adding to cart. You’re not forced to buy a mixed set.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bfb-faq-item\"\u003e\n\u003cdiv class=\"bfb-faq-question\"\u003e\n\u003cspan class=\"bfb-faq-question-icon\"\u003e🔹\u003c\/span\u003e Are these truly A2 stainless steel? Will they rust?\u003c\/div\u003e\n\u003cdiv class=\"bfb-faq-answer\"\u003eYes, they are made of \u003cstrong\u003eA2 (also known as 304) stainless steel\u003c\/strong\u003e. This grade offers solid corrosion resistance for typical indoor and limited outdoor environments, but like any stainless product, prolonged exposure to harsh chemicals or saltwater may eventually cause surface staining. They are a significant upgrade over zinc‑plated steel.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bfb-faq-item\"\u003e\n\u003cdiv class=\"bfb-faq-question\"\u003e\n\u003cspan class=\"bfb-faq-question-icon\"\u003e🔹\u003c\/span\u003e Can I use these with wood, plastic, or metal?\u003c\/div\u003e\n\u003cdiv class=\"bfb-faq-answer\"\u003eAbsolutely. They work well in \u003cstrong\u003epre‑tapped holes, threaded inserts, or with compatible nuts\u003c\/strong\u003e (nuts not included). For wood, you may want to use a threaded insert or a T‑nut. For plastic and aluminum, they pair nicely with standard metric nuts or tapped threads in jigs and machine parts.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bfb-faq-item\"\u003e\n\u003cdiv class=\"bfb-faq-question\"\u003e\n\u003cspan class=\"bfb-faq-question-icon\"\u003e🔹\u003c\/span\u003e Do these butterfly bolts come with nuts or washers?\u003c\/div\u003e\n\u003cdiv class=\"bfb-faq-answer\"\u003eNo, this listing is for \u003cstrong\u003ebolts only\u003c\/strong\u003e. If your project requires nuts, you’ll need to source matching metric nuts separately (M4‑0.7, M5‑0.8, or M6‑1.0 pitch). The bolts will also work with most standard metric nylon lock nuts or wing nuts you might already own.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bfb-faq-item\"\u003e\n\u003cdiv class=\"bfb-faq-question\"\u003e\n\u003cspan class=\"bfb-faq-question-icon\"\u003e🔹\u003c\/span\u003e Is the butterfly head shaped for a real thumb grip?\u003c\/div\u003e\n\u003cdiv class=\"bfb-faq-answer\"\u003eYes, the symmetrical wing design allows for \u003cstrong\u003esecure two‑finger or thumb‑and‑finger tightening\u003c\/strong\u003e. The edges are smooth and burr‑free, so no sharp spots dig into your skin during hand‑tightening. Most users find they can achieve plenty of tension for light‑duty clamping without any tools.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- End Butterfly Wing Bolts Product Description --\u003e","brand":"HomeDIYer","offers":[{"title":"M4 x 16 \/ 1pcs","offer_id":52246002827538,"sku":"WZYJSCS01236x1","price":6.8,"currency_code":"USD","in_stock":true},{"title":"M5 x 16 \/ 1pcs","offer_id":52246076588306,"sku":"WZYJSCS01235x1","price":6.73,"currency_code":"USD","in_stock":true},{"title":"M6 x 16 \/ 1pcs","offer_id":52246076621074,"sku":"WZYJSCS01237x1","price":6.98,"currency_code":"USD","in_stock":true},{"title":"M4 x 16 \/ 2pcs","offer_id":52246076653842,"sku":"WZYJSCS01236x2","price":8.06,"currency_code":"USD","in_stock":true},{"title":"M5 x 16 \/ 2pcs","offer_id":52246076686610,"sku":"WZYJSCS01235x2","price":7.86,"currency_code":"USD","in_stock":true},{"title":"M6 x 16 \/ 2pcs","offer_id":52246076719378,"sku":"WZYJSCS01237x2","price":8.4,"currency_code":"USD","in_stock":true},{"title":"M4 x 16 \/ 4pcs","offer_id":52246076752146,"sku":"WZYJSCS01236x4","price":10.51,"currency_code":"USD","in_stock":true},{"title":"M5 x 16 \/ 4pcs","offer_id":52246076784914,"sku":"WZYJSCS01235x4","price":10.17,"currency_code":"USD","in_stock":true},{"title":"M6 x 16 \/ 4pcs","offer_id":52246076817682,"sku":"WZYJSCS01237x4","price":11.87,"currency_code":"USD","in_stock":true},{"title":"M4 x 16 \/ 5pcs","offer_id":52246076850450,"sku":"WZYJSCS01236x5","price":11.74,"currency_code":"USD","in_stock":true},{"title":"M5 x 16 \/ 5pcs","offer_id":52246076883218,"sku":"WZYJSCS01235x5","price":11.4,"currency_code":"USD","in_stock":true},{"title":"M6 x 16 \/ 5pcs","offer_id":52246076915986,"sku":"WZYJSCS01237x5","price":11.4,"currency_code":"USD","in_stock":true},{"title":"M4 x 16 \/ 10pcs","offer_id":52246076948754,"sku":"WZYJSCS01236x10","price":15.15,"currency_code":"USD","in_stock":true},{"title":"M5 x 16 \/ 10pcs","offer_id":52246076981522,"sku":"WZYJSCS01235x10","price":16.32,"currency_code":"USD","in_stock":true},{"title":"M6 x 16 \/ 10pcs","offer_id":52246077014290,"sku":"WZYJSCS01237x10","price":20.86,"currency_code":"USD","in_stock":true},{"title":"M4 x 16 \/ 20pcs","offer_id":52246077047058,"sku":"WZYJSCS01236x20","price":28.37,"currency_code":"USD","in_stock":true},{"title":"M5 x 16 \/ 20pcs","offer_id":52246077079826,"sku":"WZYJSCS01235x20","price":30.68,"currency_code":"USD","in_stock":true},{"title":"M6 x 16 \/ 20pcs","offer_id":52246077112594,"sku":"WZYJSCS01237x20","price":39.79,"currency_code":"USD","in_stock":true},{"title":"M4 x 16 \/ 50pcs","offer_id":52246077145362,"sku":"WZYJSCS01236x50","price":68.05,"currency_code":"USD","in_stock":true},{"title":"M5 x 16 \/ 50pcs","offer_id":52246077178130,"sku":"WZYJSCS01235x50","price":73.82,"currency_code":"USD","in_stock":true},{"title":"M6 x 16 \/ 50pcs","offer_id":52246077210898,"sku":"WZYJSCS01237x50","price":96.59,"currency_code":"USD","in_stock":true},{"title":"M4 x 16 \/ 100pcs","offer_id":52246077243666,"sku":"WZYJSCS01236x100","price":134.15,"currency_code":"USD","in_stock":true},{"title":"M5 x 16 \/ 100pcs","offer_id":52246077276434,"sku":"WZYJSCS01235x100","price":145.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Main-01_9817eca7-fab1-4bbd-9294-2cdf4ccccbab.jpg?v=1778146069","url":"https:\/\/homediyer.com\/products\/butterfly-wing-thumb-screws-m4-m5-m6-16mm-stainless-steel","provider":"HomeDIYer","version":"1.0","type":"link"}