{"product_id":"pan-head-screws-m4-m5-m6-carbon-steel","title":"M4 M5 M6 Phillips Round Pan Head Machine Screws – Carbon Steel, Multiple Finishes, 5–45mm Lengths","description":"\u003c!-- Part 1: Product Description HTML for Shopify --\u003e\n\u003cdiv class=\"hdiy-pan-head-screws-set\"\u003e\n\u003c!-- Product Overview Section --\u003e\n\u003ch2\u003e🔩 M4 M5 M6 Phillips Round Pan Head Machine Screws – Carbon Steel, Multiple Finishes, 5–45mm Lengths\u003c\/h2\u003e\n\u003cp\u003eYou’re assembling a piece of machinery, fixing a motorcycle part, or putting together flat‑pack furniture – and you need screws that are strong, affordable, and come in a range of lengths and finishes. These M4, M5, and M6 round pan head screws are made from carbon steel with your choice of bright nickel, black zinc, white zinc, or coloured zinc plating. The Phillips drive works with standard crosshead screwdrivers, and the low‑profile pan head provides a wide bearing surface without countersinking. Fully threaded, with length measured under the head. Available in lengths from 5mm up to 45mm. Perfect for machinery, furniture, automotive repair, electronics, shipbuilding, and DIY projects.\u003c\/p\u003e\n\u003c!-- Features Section --\u003e\n\u003ch2\u003e✨ Key Features – Carbon Steel Pan Head Phillips Screws\u003c\/h2\u003e\n\u003cul class=\"hdiy-feature-list\"\u003e\n\u003cli\u003e🔘 \u003cstrong\u003eRound pan head design\u003c\/strong\u003e – Low profile, wide bearing surface. No countersinking needed – sits cleanly on the material.\u003c\/li\u003e\n\u003cli\u003e📐\u003cbr\u003e\u003cstrong\u003ePhillips drive\u003c\/strong\u003e – Standard cross recess works with common screwdrivers. Good torque transfer.\u003c\/li\u003e\n\u003cli\u003e💪 \u003cstrong\u003eCarbon steel construction\u003c\/strong\u003e – High hardness, strong, and durable. Resists deformation under load.\u003c\/li\u003e\n\u003cli\u003e🎨 \u003cstrong\u003eMultiple finish options\u003c\/strong\u003e – Bright nickel, black zinc, white zinc, or coloured zinc. Match appearance and corrosion resistance to your project.\u003c\/li\u003e\n\u003cli\u003e📏 \u003cstrong\u003eMetric sizes M4, M5, M6\u003c\/strong\u003e – Popular diameters for machinery, furniture, automotive, and general assembly.\u003c\/li\u003e\n\u003cli\u003e📐 \u003cstrong\u003eLengths 5–45mm (under head)\u003c\/strong\u003e – Example: M5 x 10mm means thread diameter 5mm, length from under head to tip is 10mm. Fully threaded.\u003c\/li\u003e\n\u003cli\u003e🧰 \u003cstrong\u003eVersatile use\u003c\/strong\u003e – Machinery, furniture, motorcycle\/auto repair, communication equipment, power facilities, electronics, shipbuilding, and DIY.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Specifications Table --\u003e\n\u003ch2\u003e📏 Available Sizes – M4 M5 M6 Pan Head Screws (Length Under Head)\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto;\" class=\"hdiy-table-wrapper\"\u003e\n\u003ctable class=\"hdiy-specs-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Diameter (M)\u003c\/th\u003e\n\u003cth\u003eThread Pitch (mm)\u003c\/th\u003e\n\u003cth\u003eAvailable Lengths (mm, under head) *\u003c\/th\u003e\n\u003cth\u003eHead Style\u003c\/th\u003e\n\u003cth\u003eDrive\u003c\/th\u003e\n\u003cth\u003eFinish Options\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f5f5f5; text-align: center;\" colspan=\"6\"\u003e📐 Length measured from underside of head to tip. Fully threaded. Select exact size, length and finish from dropdown.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"hdiy-table-row\"\u003e\n\u003ctd class=\"dia\"\u003eM4\u003c\/td\u003e\n\u003ctd class=\"pitch\"\u003e0.7\u003c\/td\u003e\n\u003ctd class=\"len\"\u003e5, 6, 8, 10, 12, 14, 16, 20, 24, 25, 32, 45\u003c\/td\u003e\n\u003ctd rowspan=\"3\"\u003eRound pan head\u003c\/td\u003e\n\u003ctd rowspan=\"3\"\u003ePhillips\u003c\/td\u003e\n\u003ctd rowspan=\"3\"\u003eBright nickel \/ Black zinc \/ White zinc \/ Coloured zinc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"hdiy-table-row\"\u003e\n\u003ctd class=\"dia\"\u003eM5\u003c\/td\u003e\n\u003ctd class=\"pitch\"\u003e0.8\u003c\/td\u003e\n\u003ctd class=\"len\"\u003e5, 6, 8, 10, 12, 14, 16, 20, 24, 25, 32, 45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"hdiy-table-row\"\u003e\n\u003ctd class=\"dia\"\u003eM6\u003c\/td\u003e\n\u003ctd class=\"pitch\"\u003e1.0\u003c\/td\u003e\n\u003ctd class=\"len\"\u003e5, 6, 8, 10, 12, 14, 16, 20, 24, 25, 32, 45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 0.85rem; margin-top: 0.5rem;\" class=\"hdiy-note\"\u003e* Lengths are typical – exact availability may vary. All screws are fully threaded. Please allow minor manual measurement errors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Finish \u0026 Application Guide --\u003e\n\u003ch2\u003e📋 Which Finish Should You Choose?\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto;\" class=\"hdiy-table-wrapper\"\u003e\n\u003ctable class=\"hdiy-specs-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003cth\u003eAppearance\u003c\/th\u003e\n\u003cth\u003eCorrosion Resistance\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"hdiy-table-row\"\u003e\n\u003ctd class=\"pro\"\u003eBright nickel\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eShiny silver, bright\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eGood – indoor use, light moisture\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eElectronics, visible fasteners, furniture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"hdiy-table-row\"\u003e\n\u003ctd class=\"pro\"\u003eBlack zinc\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eMatte black, low glare\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eModerate – indoor, light moisture\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eIndustrial equipment, dark assemblies, automotive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"hdiy-table-row\"\u003e\n\u003ctd class=\"pro\"\u003eWhite zinc\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eSilver‑grey, matte\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eModerate – indoor\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eGeneral manufacturing, construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"hdiy-table-row\"\u003e\n\u003ctd class=\"pro\"\u003eColoured zinc\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eVarious colours (e.g., yellow, blue)\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eModerate – decorative\u003c\/td\u003e\n\u003ctd class=\"desc\"\u003eColour‑coding, decorative projects, custom builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ Section – all expanded --\u003e\n\u003ch2\u003e❓ Frequently Asked Questions – M4 M5 M6 Pan Head Screws\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003cdiv class=\"hdiy-faq-item\"\u003e\n\u003cp class=\"hdiy-faq-question\"\u003e\u003cstrong\u003e1. How do I measure the length of a round pan head screw?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"hdiy-faq-answer\"\u003eFor pan head screws, length is measured from the underside of the head (the flat bearing surface) to the tip. The head itself is NOT included. So an “M5 x 10mm” screw has a 10mm long threaded shaft under the head. All our lengths follow this standard.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-faq-item\"\u003e\n\u003cp class=\"hdiy-faq-question\"\u003e\u003cstrong\u003e2. Are these screws fully threaded? What about longer lengths like 45mm?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"hdiy-faq-answer\"\u003eYes – all M4, M5, and M6 screws in this range (up to 45mm) are fully threaded from under the head to the tip, giving you maximum grip in blind holes or when using nuts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-faq-item\"\u003e\n\u003cp class=\"hdiy-faq-question\"\u003e\u003cstrong\u003e3. Will the carbon steel screws rust? Can I use them outdoors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"hdiy-faq-answer\"\u003eCarbon steel screws with nickel, zinc, or colour zinc plating offer moderate corrosion resistance – fine for indoor use and occasional light outdoor exposure. For continuous outdoor or marine environments, we recommend stainless steel. For most machinery and furniture projects, plated carbon steel is perfectly adequate.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-faq-item\"\u003e\n\u003cp class=\"hdiy-faq-question\"\u003e\u003cstrong\u003e4. What Phillips screwdriver size do I need for M4, M5, M6?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"hdiy-faq-answer\"\u003eFor M4, use a #1 Phillips. For M5 and M6, a #2 Phillips works best. Always use a driver that fits snugly to avoid cam‑out and head damage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-faq-item\"\u003e\n\u003cp class=\"hdiy-faq-question\"\u003e\u003cstrong\u003e5. Can I use these screws with a nut? What size nut fits?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"hdiy-faq-answer\"\u003eYes – these are machine screws. Use standard metric nuts of the same thread size (e.g., M5 nut for M5 screw). For the same finish, we recommend matching nuts from our store.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-faq-item\"\u003e\n\u003cp class=\"hdiy-faq-question\"\u003e\u003cstrong\u003e6. Do you offer other lengths not listed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"hdiy-faq-answer\"\u003eWe carry a wide range of lengths – if you don’t see your required length in the dropdown, please contact us. Custom lengths may be available on request.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n  .hdiy-pan-head-screws-set {\n    max-width: 100%;\n    margin: 0;\n    padding: 0;\n    color: #1a1a1a;\n    line-height: 1.5;\n  }\n  .hdiy-pan-head-screws-set h2 {\n    font-size: 1.75rem;\n    margin: 1.5rem 0 0.75rem 0;\n    font-weight: 600;\n    border-bottom: 2px solid #eaeaea;\n    padding-bottom: 0.5rem;\n  }\n  .hdiy-pan-head-screws-set h2:first-of-type {\n    margin-top: 0;\n  }\n  .hdiy-pan-head-screws-set p {\n    margin-bottom: 1rem;\n    font-size: 1rem;\n  }\n  .hdiy-feature-list {\n    list-style: none;\n    padding-left: 0;\n    margin: 1rem 0;\n  }\n  .hdiy-feature-list li {\n    margin-bottom: 0.75rem;\n    padding-left: 0.25rem;\n    font-size: 1rem;\n    display: flex;\n    align-items: flex-start;\n    gap: 0.5rem;\n  }\n  .hdiy-feature-list li strong {\n    font-weight: 600;\n  }\n  .hdiy-table-wrapper {\n    margin: 1.25rem 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