{"product_id":"m6-x-12-5-mm-knurled-thumb-screws-aluminum-hand-grip-knob-bolts","title":"M6 x 12.5 mm Knurled Thumb Screws Hand Tighten Hand Grip Knob Bolts Aluminium","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003eM6 Knurled Thumb Screws — Tool-Free Hand Tightening for DIY, Electronics \u0026amp; Fixtures\u003c\/h2\u003e\n\u003cp\u003eWhen you need to make quick adjustments without reaching for a screwdriver, standard bolts slow you down. Whether you're a maker assembling electronics enclosures, a technician securing panel covers, or a DIYer building jigs and fixtures, you need a fastener you can tighten and release by hand — reliably, every time.\u003c\/p\u003e\n\u003cp\u003eThese M6 x 12.5 mm knurled thumb screws are machined from aluminum alloy with a flat, closed-end head and a knurled round grip surface. The M6 metric thread diameter pairs with a 12.5 mm shank length (approximately 0.49 in), making them a compact yet secure choice for thin-panel and light-duty fastening applications. Available in quantities from 1 to 20 pieces to match your project scale.\u003c\/p\u003e\n\u003cp\u003eTypical use cases include securing access panels on electronic enclosures, hand-tightening jig components on woodworking benches, and fastening lightweight fixtures in photography rigs or display stands — anywhere you need repeatable tool-free thumb screw fastening with an M6 metric thread.\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 any M6-threaded hole (1.0 mm pitch). Suitable for aluminum, plastic, and light steel panels. Verify thread depth ≥ 12.5 mm for full engagement.\u003c\/div\u003e\n\u003cdiv class=\"hdiy-features\"\u003e\n\u003ch2\u003e✅ Key Features of These M6 Knurled Thumb Screws\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-list\"\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e✋\u003c\/span\u003e \u003cstrong\u003eKnurled Grip Surface\u003c\/strong\u003e\n\u003cp\u003eThe round knurled head provides a firm, slip-resistant grip for confident hand tightening and loosening without tools — ideal for frequent adjustments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🪶\u003c\/span\u003e \u003cstrong\u003eLightweight Aluminum Alloy\u003c\/strong\u003e\n\u003cp\u003eMachined from aluminum alloy, these thumb screws add minimal weight to your assembly — a practical advantage in weight-sensitive builds like electronics and camera rigs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e \u003cstrong\u003ePrecise M6 x 12.5 mm Metric Sizing\u003c\/strong\u003e\n\u003cp\u003eM6 thread diameter with a 12.5 mm (≈ 0.49 in) shank length and standard 1.0 mm pitch ensures compatibility with widely used metric hardware and tapped holes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔒\u003c\/span\u003e \u003cstrong\u003eFlat Closed-End Head\u003c\/strong\u003e\n\u003cp\u003eThe flat, closed-end head style provides a clean finished appearance and prevents debris ingress at the tip — suitable for both functional and visible fastening points.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📦\u003c\/span\u003e \u003cstrong\u003eFlexible Quantity Options\u003c\/strong\u003e\n\u003cp\u003eAvailable in 1, 2, 5, 10, or 20-piece packs so you can order exactly what your project requires — from a single replacement to a full workshop stock-up.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔄\u003c\/span\u003e \u003cstrong\u003eReusable \u0026amp; Tool-Free\u003c\/strong\u003e\n\u003cp\u003eDesigned for repeated installation and removal by hand, these thumb screws hold their thread integrity across multiple cycles — reducing downtime during maintenance or reconfiguration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ch2\u003e📐 Technical Specifications — M6 Knurled Thumb Screws\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eKnurled Thumb Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eAluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Size\u003c\/th\u003e\n\u003ctd\u003eM6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Pitch\u003c\/th\u003e\n\u003ctd\u003e1.0 mm (standard metric)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank Length\u003c\/th\u003e\n\u003ctd\u003e12.5 mm (≈ 0.49 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHead Style\u003c\/th\u003e\n\u003ctd\u003eFlat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnd Type\u003c\/th\u003e\n\u003ctd\u003eClosed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHead Shape\u003c\/th\u003e\n\u003ctd\u003eRound (Knurled)\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\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHead Diameter\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Quantities\u003c\/th\u003e\n\u003ctd\u003e1 \/ 2 \/ 5 \/ 10 \/ 20 PCS\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\u003eWhat thread size and pitch do these thumb screws use?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThese thumb screws use an M6 metric thread with a standard 1.0 mm pitch. They will fit any M6-tapped hole with 1.0 mm pitch — one of the most common metric thread specifications in electronics, machinery, and DIY hardware.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow long is the threaded shank?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThe shank length is 12.5 mm (approximately 0.49 inches). Make sure your tapped hole or nut has a thread engagement depth of at least 12.5 mm for a secure hold. For thinner panels, a nut on the back side is recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these strong enough for structural or load-bearing applications?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThese aluminum alloy thumb screws are designed for light-duty, hand-tightened applications such as panel covers, electronics enclosures, jigs, and fixtures. They are not intended for high-torque, structural, or vibration-heavy load-bearing use. For heavy-duty applications, consider stainless steel thumb screws.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWill aluminum thumb screws corrode or rust?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eAluminum alloy naturally forms a thin oxide layer that provides good resistance to everyday corrosion and moisture. These thumb screws are suitable for indoor use and light outdoor exposure. For harsh or marine environments, stainless steel variants would offer greater long-term corrosion resistance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these compatible with standard M6 nuts and threaded inserts?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. With a standard M6 x 1.0 mm thread, these thumb screws are compatible with any M6 hex nut, flange nut, threaded insert, or tapped hole using the same pitch. Always confirm the thread pitch of your mating hardware before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the right quantity for my project?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eSelect based on how many fastening points your project requires. A 1 or 2-piece pack suits single replacements or testing. A 5 or 10-piece pack covers most panel or enclosure builds. The 20-piece pack is ideal for workshop stock or batch production runs where you need consistent hand-tighten fasteners across multiple assemblies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I tighten these with a tool if needed?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThese are designed primarily for hand tightening. While the flat head profile does not accommodate a standard screwdriver slot, the knurled grip allows firm finger torque. Applying excessive tool force is not recommended as it may damage the aluminum threads or head.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your Material, Size, and Amount above, then add to cart.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"HomeDIYer","offers":[{"title":"Aluminum Alloy \/ M6 x 12.5 mm \/ 1 PCS","offer_id":52300657754386,"sku":"GYJLTGDDTGK07440x1","price":1.8,"currency_code":"USD","in_stock":false},{"title":"Aluminum Alloy \/ M6 x 12.5 mm \/ 2 PCS","offer_id":52300657787154,"sku":"GYJLTGDDTGK07440x2","price":4.23,"currency_code":"USD","in_stock":false},{"title":"Aluminum Alloy \/ M6 x 12.5 mm \/ 5 PCS","offer_id":52300657819922,"sku":"GYJLTGDDTGK07440x5","price":9.42,"currency_code":"USD","in_stock":false},{"title":"Aluminum Alloy \/ M6 x 12.5 mm \/ 10 PCS","offer_id":52300657852690,"sku":"GYJLTGDDTGK07440x10","price":19.18,"currency_code":"USD","in_stock":false},{"title":"Aluminum Alloy \/ M6 x 12.5 mm \/ 20 PCS","offer_id":52300657885458,"sku":"GYJLTGDDTGK07440x20","price":37.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture3of5_a55ce984-1841-4803-9f23-870f51a4b4a4.jpg?v=1782219377","url":"https:\/\/homediyer.com\/products\/m6-x-12-5-mm-knurled-thumb-screws-aluminum-hand-grip-knob-bolts","provider":"HomeDIYer","version":"1.0","type":"link"}