{"id":9575250329837,"title":"439PCS Metric Bolt and Nut Assortment Kit - M3 M4 M5 Machine Screws with Lock \u0026 Flat Washers, Grade 10.9 Alloy Steel Hex Socket Button Head Silver Screw Set for Hardware, 3D Printer, and DIY Projects Black Size: 439Pcs","handle":"439pcs-metric-bolt-and-nut-assortment-kit-m3-m4-m5-machine-screws-with-lock-flat-washers-grade-10-9-alloy-steel-hex-socket-button-head-silver-screw-set-for-hardware-3d-printer-and-diy-projects-black-size-439pcs","description":"\u003ch3\u003e439PCS Metric Bolt and Nut Assortment Kit - M3 M4 M5 Machine Screws with Lock \u0026amp; Flat Washers, Grade 10.9 Alloy Steel Hex Socket Button Head Silver Screw Set for Hardware, 3D Printer, and DIY Projects\u003c\/h3\u003e\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003e439-Piece Metric Bolt and Nut Assortment Kit: Bolts (218 pcs):M5 (39 pcs): 8mm10, 12mm10, 16mm10, 20mm9,M4 (60 pcs): 8mm20, 12mm20, 16mm10, 20mm10,M3 (119 pcs): 8mm30, 12mm30, 16mm29, 20mm30,Nuts (218 pcs):M3119, M460, M539,Tools: 3 wrenches.Premium 12.9 alloy steel for corrosion resistance.\u003c\/li\u003e\n \u003cli\u003ePremium Alloy Steel Construction: Crafted from high-grade 12.9 alloy steel, our metric bolts, nuts, and washers resist corrosion, prevent rust, and avoid breakage, ensuring longevity for hardware projects, 3D printer assembly, and DIY tasks.\u003c\/li\u003e\n \u003cli\u003eEfficient Button Head Hex Socket Design: These M3, M4, and M5 machine screws feature low-profile button heads with hex sockets for easy Allen wrench tightening and superior load-bearing capacity in automotive, engineering, or manufacturing applications.\u003c\/li\u003e\n \u003cli\u003eComplete Hardware Kit with Nuts \u0026amp; 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Flat Washers, Grade 10.9 Alloy Steel Hex Socket Button Head Silver Screw Set for Hardware, 3D Printer, and DIY Projects\u003c\/h3\u003e\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003e439-Piece Metric Bolt and Nut Assortment Kit: Bolts (218 pcs):M5 (39 pcs): 8mm10, 12mm10, 16mm10, 20mm9,M4 (60 pcs): 8mm20, 12mm20, 16mm10, 20mm10,M3 (119 pcs): 8mm30, 12mm30, 16mm29, 20mm30,Nuts (218 pcs):M3119, M460, M539,Tools: 3 wrenches.Premium 12.9 alloy steel for corrosion resistance.\u003c\/li\u003e\n \u003cli\u003ePremium Alloy Steel Construction: Crafted from high-grade 12.9 alloy steel, our metric bolts, nuts, and washers resist corrosion, prevent rust, and avoid breakage, ensuring longevity for hardware projects, 3D printer assembly, and DIY tasks.\u003c\/li\u003e\n \u003cli\u003eEfficient Button Head Hex Socket Design: These M3, M4, and M5 machine screws feature low-profile button heads with hex sockets for easy Allen wrench tightening and superior load-bearing capacity in automotive, engineering, or manufacturing applications.\u003c\/li\u003e\n \u003cli\u003eComplete Hardware Kit with Nuts \u0026amp; Washers: Includes lock\/flat washers and matching nuts (M3-M5) to protect components, enhance precision, and provide a versatile nuts and bolts assortment kit for screws with nuts setups.\u003c\/li\u003e\n \u003cli\u003eWide Industrial \u0026amp; DIY Compatibility: Ideal for metric nuts and bolts applications like 3D printing, machinery repair, automotive assembly, and product manufacturing, thanks to its robust alloy steel construction and standardized metric screw assortment.\u003c\/li\u003e\n \u003c\/ul\u003e"}