810Pcs M3 Hex Socket Head Screws Set With Nuts And Washers, Heavy Duty Black Oxide 12.9 Grade Alloy Steel, M3 x 6/8/10/12/16/20/25/30mm, For 3D Printers And DIY Projects, Burr Free Precision Machined Threads

Premium M3 hex socket screws kit for DIY and 3D builds
✔️ 810-piece set with M3 screws in sizes 6-30mm, nuts, washers from 12.9 grade steel for tough, burr-free fastening

This screw set includes hex socket heads, nuts, and washers made from durable black oxide steel, perfect for assembling 3D printers, electronics, or any DIY fixes around the house or workshop.

✅ High-strength 12.9 grade alloy steel screws for reliable performance in tough spots.
✅ Includes various lengths: 50pcs M3 x 6mm, 50pcs M3 x 8mm, 40pcs M3 x 10mm, and more up to 20pcs M3 x 30mm for flexible use.
✅ Burr-free threads and black oxide finish that fights rust, making it ideal for 3D printing and machinery repairs.
✅ Comes in a handy storage case with a hex wrench, keeping everything organized for quick access in projects.

💡 Why go for hex socket screws in mechanical assemblies? Precision fasteners like these play a key role in building sturdy setups. Here's how they stand out: The design ensures tight fits that handle vibrations well. They transfer torque efficiently to avoid stripping. Perfect for folks tweaking 3D printers or DIY gear. Offer long-lasting hold in everyday fixes around the home.

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