{"product_id":"copper-washer-gasket-kit-50-120-pcs-m4-m14-flat-ring-seals","title":"Copper Washer Gasket Kit 50–120 Pcs | M4–M14 Flat Ring Seals","description":"\n\u003ch2\u003eCopper Washer Gasket Assortment Kit – M4 to M14 | 50, 100 \u0026amp; 120 Piece Sets\u003c\/h2\u003e\n\u003cp\u003eKeep your plumbing, automotive, and metalworking projects leak-free with this comprehensive \u003cstrong\u003eCopper Washer Gasket Assortment Kit\u003c\/strong\u003e. Available in 50, 100, and 120-piece sets, this kit includes flat ring seal washers in a range of standard metric sizes — M4, M5, M6, M8, M10, M12, and M14 — making it a must-have for workshops, garages, and toolboxes.\u003c\/p\u003e\n\n\u003cp\u003eMade from high-quality \u003cstrong\u003epure copper\u003c\/strong\u003e, these washers provide excellent sealing performance, corrosion resistance, and durability under high pressure and temperature conditions. Whether you're sealing oil drain plugs, hydraulic fittings, fuel lines, or plumbing connections, these gaskets deliver a reliable, long-lasting seal every time.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eWide Size Range:\u003c\/strong\u003e Includes M4, M5, M6, M8, M10, M12, and M14 flat ring seals to cover most metric applications\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003ePremium Copper Material:\u003c\/strong\u003e Excellent thermal conductivity, corrosion resistance, and sealing capability\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eMultiple Quantity Options:\u003c\/strong\u003e Choose from 50, 100, or 120-piece kits to suit your project needs\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eOrganised Storage Box:\u003c\/strong\u003e Comes with a dedicated compartment box so you can easily find the right size every time\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Ideal for sump plugs, oil drain bolts, hydraulic lines, plumbing, and general metalworking applications\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDIY \u0026amp; Professional Grade:\u003c\/strong\u003e Perfect for home mechanics, tradespeople, and hobbyists alike\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCopper\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSizes Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM4, M5, M6, M8, M10, M12, M14\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Quantities\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 \/ 100 \/ 120 Pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlat Ring Seal \/ Gasket Washer\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIncluded compartment box\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSump plug, oil drain, hydraulic, plumbing, metalworking\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e50, 100, or 120 copper flat ring washers (depending on kit selected)\u003c\/li\u003e\n  \u003cli\u003eOrganised multi-compartment storage box\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/360-bicycle-chain-cleaner-tool-gear-cleaning-kit\"\u003e360° Bicycle Chain Cleaner Tool | Bike Gear Cleaning Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What sizes are included in the copper washer assortment kit?\u003c\/h4\u003e\n\u003cp\u003eA: The kit includes flat ring seal copper washers in sizes M4, M5, M6, M8, M10, M12, and M14, covering the most commonly used metric washer sizes for automotive, plumbing, and general metalworking applications.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these copper washers suitable for oil drain plugs and sump applications?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! These copper washer gaskets are specifically designed for use with oil drain plugs, sump bolts, hydraulic fittings, and fuel line connections. Copper is an ideal sealing material for these applications due to its excellent compressibility and resistance to heat and corrosion.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the kit come with a storage box?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. Every kit includes a multi-compartment storage box to keep all sizes neatly organised and easy to access, whether you're in the workshop or out in the field.\u003c\/p\u003e\n\u003ch4\u003eQ: Which kit size should I choose — 50, 100, or 120 pieces?\u003c\/h4\u003e\n\u003cp\u003eA: If you're a casual DIYer or only need a top-up supply, the 50-piece kit is ideal. For professional mechanics or those who regularly work on multiple vehicles or plumbing systems, the 100 or 120-piece kit offers better value and ensures you always have the right washer on hand.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes are included in the copper washer assortment kit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The kit includes flat ring seal copper washers in sizes M4, M5, M6, M8, M10, M12, and M14, covering the most commonly used metric washer sizes for automotive, plumbing, and general metalworking applications.\"}}, {\"@type\": \"Question\", \"name\": \"Are these copper washers suitable for oil drain plugs and sump applications?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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For professional mechanics or those who regularly work on multiple vehicles or plumbing systems, the 100 or 120-piece kit offers better value and ensures you always have the right washer on hand.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Copper Washer Gasket Kit 50–120 Pcs | M4–M14 Flat Ring Seals\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/copper-washer-gasket-assortment-kit-m4-m14-flat-ring-seal\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"120pcs","offer_id":43680211009597,"sku":"14:365462#120pcs","price":87.65,"currency_code":"USD","in_stock":true},{"title":"100pcs","offer_id":43680211042365,"sku":"14:29#100pcs","price":33.23,"currency_code":"USD","in_stock":true},{"title":"50pcs","offer_id":43680211075133,"sku":"14:193#50pcs","price":31.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/3439\/0333\/files\/S3804040370974c439f7e19460e651085I.webp?v=1790149618","url":"https:\/\/qtiply.com\/products\/copper-washer-gasket-kit-50-120-pcs-m4-m14-flat-ring-seals","provider":"QTP","version":"1.0","type":"link"}