{"product_id":"m4x8mm-screws-200pcs-hex-socket-cap-12-9-steel-black-zinc-fully-thread-hex-socket-head-cap-screws-bolts-alloy-steel-black-zinc-plated-metric-size-m4-8mm-200pcs","title":"M4x8mm Screws 200pcs Hex Socket Cap 12.9 Steel Black Zinc Fully Thread | Hex socket head cap screws bolts alloy steel black zinc plated metric - size: M4*8mm 200pcs","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eElectroplating Process + Oil-Free Design: Adopts high-quality electroplating technology with a smooth, dense surface free of greasy residues. No hand or tool staining during handling and installation, ensuring a clean and efficient construction process.\u003c\/li\u003e\n\u003cli\u003e200+ Hours Salt Spray Test Certified: Complies with ISO 9227:2022 (Neutral Salt Spray\/NSS) standard, with corrosion resistance exceeding 200 hours. No red rust on the surface, and white rust ratio ≤ 3%, easily adapting to harsh environments such as outdoor humidity and coastal high salinity.\u003c\/li\u003e\n\u003cli\u003e12.9 Grade High-Strength Hardcore Quality: Meets 12.9 grade hardness standards, with tensile strength and shear resistance far superior to ordinary bolts. Capable of withstanding high-strength fastening requirements for heavy machinery and industrial supports.\u003c\/li\u003e\n\u003cli\u003eHigh-Precision Thread Engagement: Thread accuracy remains unaffected after electroplating, enabling smooth screwing without jamming. Features strong fastening force, no easy loosening or slipping, and is compatible with various nuts and connectors.\u003c\/li\u003e\n\u003cli\u003eStrict Quality Control Assurance: Each batch of products undergoes sampling inspection. Coating thickness, salt spray resistance, thread precision and hardness indicators all meet international standards, ensuring stable and reliable quality.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Alloy Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Style:\u003c\/strong\u003e Socket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExterior Finish:\u003c\/strong\u003e Zinc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e M4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint Style:\u003c\/strong\u003e Flat Point\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Brand: Duramedal","offers":[{"title":"Default Title","offer_id":52046770536736,"sku":"B0GSF3DSRG-size-m4-8mm-200pcs","price":14.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1006\/7682\/9472\/files\/51mQa8A4HRL_e8f817e3-63ca-4a8f-b69b-daf2f7c91015.jpg?v=1785272798","url":"https:\/\/tinyracer.com\/products\/m4x8mm-screws-200pcs-hex-socket-cap-12-9-steel-black-zinc-fully-thread-hex-socket-head-cap-screws-bolts-alloy-steel-black-zinc-plated-metric-size-m4-8mm-200pcs","provider":"TinyRacer","version":"1.0","type":"link"}