{"product_id":"m4-2-m4-8-phillips-flanged-button-head-self-drilling-screws-galvanized-carbon-steel","title":"M4.2 \u0026 M4.8 Phillips Flanged Button Head Self-Drilling Screws Galvanized Carbon Steel","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\n  \u003cdiv class=\"hdiy-overview\"\u003e\n    \u003ch2\u003eM4.2 \u0026amp; M4.8 Phillips Flanged Button Head Self-Drilling Screws — Galvanized Carbon Steel, Two Diameters, Seven Lengths\u003c\/h2\u003e\n    \u003cp\u003eFinding the right self-drilling screw diameter and length for a mixed-material project shouldn’t require multiple trips to the hardware store. This product covers both M4.2 and M4.8 thread diameters across seven lengths — from 13 mm (approx. 1\/2\") to 50 mm (approx. 2\") — so you can select exactly what your job demands.\u003c\/p\u003e\n    \u003cp\u003eEach screw is made from carbon steel with a galvanized finish for corrosion resistance. The flanged button head provides a wide bearing surface that distributes clamping load without a separate washer, and the Phillips drive is compatible with any standard power drill. Available in packs of 10 or 50 pieces per size.\u003c\/p\u003e\n    \u003cp\u003eWhether you’re assembling wood furniture, fastening metal panels, securing equipment, or tackling general DIY repairs, these self-drilling screws cut their own thread without a pilot hole — saving time and reducing the tools needed on site.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-compat\"\u003e\n    \u003cspan class=\"hdiy-compat-icon\"\u003e✅\u003c\/span\u003e\n    Compatible with wood, sheet metal, and general DIY substrates — suitable for furniture assembly, equipment repair, and light fabrication applications\n  \u003c\/div\u003e\n\n  \u003cdiv\u003e\n    \u003ch2\u003e✅ Key Features of These M4.2 \u0026amp; M4.8 Phillips Flanged Button Head Self-Drilling Screws\u003c\/h2\u003e\n    \u003cul class=\"hdiy-features\"\u003e\n      \u003cli\u003e\n        \u003cspan class=\"hdiy-icon\"\u003e🔩\u003c\/span\u003e\n        \u003cspan\u003e\u003cstrong\u003eSelf-Drilling — No Pilot Hole Required:\u003c\/strong\u003e Sharp drill-point tip bores directly into wood and light-gauge metal without pre-drilling, reducing installation steps and tool changes.\u003c\/span\u003e\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"hdiy-icon\"\u003e🛡️\u003c\/span\u003e\n        \u003cspan\u003e\u003cstrong\u003eGalvanized Carbon Steel:\u003c\/strong\u003e Zinc galvanized finish provides corrosion and rust resistance for both indoor and outdoor applications, extending service life in humid or variable-temperature environments.\u003c\/span\u003e\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"hdiy-icon\"\u003e🔧\u003c\/span\u003e\n        \u003cspan\u003e\u003cstrong\u003eFlanged Button Head:\u003c\/strong\u003e Integrated flange acts as a built-in washer, distributing clamping load over a wider surface area — reduces pull-through risk and eliminates the need for a separate washer in most applications.\u003c\/span\u003e\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\n        \u003cspan\u003e\u003cstrong\u003eTwo Diameters, Seven Lengths:\u003c\/strong\u003e M4.2 and M4.8 thread sizes across 13 \/ 16 \/ 19 \/ 25 \/ 32 \/ 38 \/ 50 mm — covers the full range of common light-gauge fastening tasks without buying multiple product lines.\u003c\/span\u003e\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"hdiy-icon\"\u003e🗂️\u003c\/span\u003e\n        \u003cspan\u003e\u003cstrong\u003eFlexible Pack Sizes:\u003c\/strong\u003e Available in 10-piece or 50-piece quantities per size — order a small trial pack or stock up for larger projects without overpaying for screws you don’t need.\u003c\/span\u003e\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"hdiy-icon\"\u003e🏗️\u003c\/span\u003e\n        \u003cspan\u003e\u003cstrong\u003eBroad DIY Application Range:\u003c\/strong\u003e Suitable for wood furniture assembly, metal panel fastening, equipment repair, and general DIY projects in home, office, and light industrial settings.\u003c\/span\u003e\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-table-wrap\"\u003e\n    \u003ch2\u003e📦 What's in the Box\u003c\/h2\u003e\n    \u003ctable\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eThread Size\u003c\/th\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003cth\u003ePack Options\u003c\/th\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.2\u003c\/td\u003e\n\u003ctd\u003e13 mm (~1\/2\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.2\u003c\/td\u003e\n\u003ctd\u003e16 mm (~5\/8\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.2\u003c\/td\u003e\n\u003ctd\u003e19 mm (~3\/4\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.2\u003c\/td\u003e\n\u003ctd\u003e25 mm (~1\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.2\u003c\/td\u003e\n\u003ctd\u003e32 mm (~1-1\/4\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.2\u003c\/td\u003e\n\u003ctd\u003e38 mm (~1-1\/2\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.2\u003c\/td\u003e\n\u003ctd\u003e50 mm (~2\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.8\u003c\/td\u003e\n\u003ctd\u003e13 mm (~1\/2\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.8\u003c\/td\u003e\n\u003ctd\u003e16 mm (~5\/8\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.8\u003c\/td\u003e\n\u003ctd\u003e19 mm (~3\/4\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.8\u003c\/td\u003e\n\u003ctd\u003e25 mm (~1\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.8\u003c\/td\u003e\n\u003ctd\u003e32 mm (~1-1\/4\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.8\u003c\/td\u003e\n\u003ctd\u003e38 mm (~1-1\/2\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eM4.8\u003c\/td\u003e\n\u003ctd\u003e50 mm (~2\")\u003c\/td\u003e\n\u003ctd\u003e10 pcs or 50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-usecases\"\u003e\n    \u003ch2\u003e🎯 Who Is This For?\u003c\/h2\u003e\n    \u003cdiv class=\"hdiy-usecase-item\"\u003e\n      \u003cspan\u003e🏠\u003c\/span\u003e\n      \u003cstrong\u003eHome DIYers \u0026amp; Furniture Builders\u003c\/strong\u003e\n      \u003cp\u003eAssemble wood furniture, secure shelving brackets, and fasten metal hardware without stopping to pre-drill — the flanged head keeps surfaces clean and snag-free.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"hdiy-usecase-item\"\u003e\n      \u003cspan\u003e🔧\u003c\/span\u003e\n      \u003cstrong\u003eGeneral Contractors \u0026amp; Handymen\u003c\/strong\u003e\n      \u003cp\u003eKeep both M4.2 and M4.8 diameters on hand for mixed-material jobs. Order 10-piece packs for occasional use or 50-piece packs for ongoing projects.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"hdiy-usecase-item\"\u003e\n      \u003cspan\u003e🏭\u003c\/span\u003e\n      \u003cstrong\u003eEquipment Repair \u0026amp; Light Fabrication\u003c\/strong\u003e\n      \u003cp\u003eSecure components, fix equipment housings, and fasten metal panels with a corrosion-resistant galvanized fastener that holds up in variable-temperature and humid environments.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-table-wrap\"\u003e\n    \u003ctable\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eThread Sizes\u003c\/th\u003e\n\u003ctd\u003eM4.2 \u0026amp; M4.8\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eLengths Available\u003c\/th\u003e\n\u003ctd\u003e13 \/ 16 \/ 19 \/ 25 \/ 32 \/ 38 \/ 50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eHead Style\u003c\/th\u003e\n\u003ctd\u003eFlanged Button Head\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eDrive Style\u003c\/th\u003e\n\u003ctd\u003ePhillips\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003ePoint Type\u003c\/th\u003e\n\u003ctd\u003eSelf-Drilling (TEK)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eThread Type\u003c\/th\u003e\n\u003ctd\u003eCoarse, Full Thread\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eCarbon Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eGalvanized (Zinc Coated)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003ePack Options\u003c\/th\u003e\n\u003ctd\u003e10 pcs or 50 pcs per size\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eWood, sheet metal, DIY projects — indoor \u0026amp; outdoor\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-faq\"\u003e\n    \u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eDo these screws require a pilot hole?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eNo. The self-drilling tip is designed to bore through wood and light-gauge metal without a pre-drilled pilot hole, saving time and reducing the number of tools needed for installation.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat is the difference between M4.2 and M4.8?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eM4.2 and M4.8 refer to the outer thread diameter of the screw. M4.8 is slightly larger in diameter and provides a stronger hold in denser or thicker materials. M4.2 is better suited for lighter-gauge substrates or tighter clearance applications. Both are available in the same seven lengths.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat does the flanged button head do?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eThe integrated flange around the base of the button head acts as a built-in washer, distributing the clamping load over a wider surface area. This reduces the risk of pull-through in softer materials and eliminates the need for a separate washer in most standard applications.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eAre these screws suitable for outdoor use?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eYes. The galvanized zinc coating provides good corrosion and rust resistance for outdoor applications in typical environments. For highly corrosive marine or coastal conditions, stainless steel fasteners are generally recommended for long-term exposure.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat screwdriver or bit do I need?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eA standard Phillips #2 bit fits these screws. A power drill or cordless screwdriver set to moderate torque is recommended to avoid stripping the head, especially in harder materials.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eShould I order 10 pcs or 50 pcs?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eThe 10-piece pack is ideal for small repairs, trial orders, or projects requiring only a few fasteners of a specific size. The 50-piece pack offers better value for larger projects or ongoing use. Both options are available for every size combination.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat materials can these screws fasten?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eThese screws are suitable for wood, sheet metal, and general DIY substrates. The self-drilling tip and coarse thread provide a secure hold across a wide range of materials commonly used in furniture assembly, equipment repair, and light fabrication.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your thread size, length, and quantity above, then add to cart.\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"M4.2 \/ 13mm \/ 10pcs","offer_id":50767169192210,"sku":"BRTQJD006080x10","price":1.13,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 16mm \/ 10pcs","offer_id":50767169224978,"sku":"BRTQJD006081x10","price":1.23,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 19mm \/ 10pcs","offer_id":50767169257746,"sku":"BRTQJD006082x10","price":1.35,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 25mm \/ 10pcs","offer_id":50767169290514,"sku":"BRTQJD006083x10","price":1.56,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 32mm \/ 10pcs","offer_id":50767169323282,"sku":"BRTQJD006084x10","price":1.82,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 38mm \/ 10pcs","offer_id":50767169356050,"sku":"BRTQJD006085x10","price":2.04,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 50mm \/ 10pcs","offer_id":50767169388818,"sku":"BRTQJD006086x10","price":2.48,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 13mm \/ 10pcs","offer_id":50767169421586,"sku":"BRTQJD006087x10","price":1.31,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 16mm \/ 10pcs","offer_id":50767169454354,"sku":"BRTQJD006088x10","price":1.45,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 19mm \/ 10pcs","offer_id":50767169487122,"sku":"BRTQJD006089x10","price":1.6,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 25mm \/ 10pcs","offer_id":50767169519890,"sku":"BRTQJD006090x10","price":1.89,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 32mm \/ 10pcs","offer_id":50767169552658,"sku":"BRTQJD006091x10","price":2.21,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 38mm \/ 10pcs","offer_id":50767169585426,"sku":"BRTQJD006092x10","price":2.49,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 50mm \/ 10pcs","offer_id":50767169618194,"sku":"BRTQJD006093x10","price":3.03,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 13mm \/ 50pcs","offer_id":50767169650962,"sku":"BRTQJD006080x50","price":3.18,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 16mm \/ 50pcs","offer_id":50767169683730,"sku":"BRTQJD006081x50","price":3.72,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 19mm \/ 50pcs","offer_id":50767169716498,"sku":"BRTQJD006082x50","price":4.27,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 25mm \/ 50pcs","offer_id":50767169749266,"sku":"BRTQJD006083x50","price":5.36,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 32mm \/ 50pcs","offer_id":50767169782034,"sku":"BRTQJD006084x50","price":6.64,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 38mm \/ 50pcs","offer_id":50767169814802,"sku":"BRTQJD006085x50","price":7.75,"currency_code":"USD","in_stock":true},{"title":"M4.2 \/ 50mm \/ 50pcs","offer_id":50767169847570,"sku":"BRTQJD006086x50","price":9.93,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 13mm \/ 50pcs","offer_id":50767169880338,"sku":"BRTQJD006087x50","price":4.08,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 16mm \/ 50pcs","offer_id":50767169913106,"sku":"BRTQJD006088x50","price":4.81,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 19mm \/ 50pcs","offer_id":50767169945874,"sku":"BRTQJD006089x50","price":5.56,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 25mm \/ 50pcs","offer_id":50767169978642,"sku":"BRTQJD006090x50","price":6.97,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 32mm \/ 50pcs","offer_id":50767170011410,"sku":"BRTQJD006091x50","price":8.6,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 38mm \/ 50pcs","offer_id":50767170044178,"sku":"BRTQJD006092x50","price":10.01,"currency_code":"USD","in_stock":true},{"title":"M4.8 \/ 50mm \/ 50pcs","offer_id":50767170076946,"sku":"BRTQJD006093x50","price":12.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/1_91ceb502-f973-4271-bdf7-b943f3be5bd4.jpg?v=1762198953","url":"https:\/\/homediyer.com\/products\/m4-2-m4-8-phillips-flanged-button-head-self-drilling-screws-galvanized-carbon-steel","provider":"HomeDIYer","version":"1.0","type":"link"}