3360Pcs M2 M3 M4 M5 Screws Set With Countersunk Hex Socket Head Cap Screws Nuts Flat Washers And Lock Washers 12.9 Grade Alloy Steel Machine Screw Kit For Durable Hardware Projects And Pro DIY Builds

Comprehensive Metric Screw Kit for DIY Hardware Projects
✔️ 3360 pieces of M2 to M5 countersunk hex socket screws, nuts, washers in 12.9 grade alloy steel for tough, rust-resistant builds

This metric screw kit is a go-to collection of countersunk hex socket head cap screws, hex nuts, flat washers, and lock washers, all made from durable 12.9 grade alloy steel. It's commonly used in everyday fixes like furniture assembly, electronic repairs, and various DIY or professional hardware projects, making it a solid pick for anyone tackling home improvements or mechanical setups.

✅ Material: 12.9 grade alloy steel for high strength and corrosion resistance
✅ Sizes included: M2 (4mm to 16mm), M3 (6mm to 16mm), M4 (8mm to 20mm), M5 (8mm to 20mm) for versatile fastening needs
✅ Components: Flat head screws, hex nuts, flat washers, and lock washers, totaling 3360 pieces for comprehensive use
✅ Color: Black finish for a sleek, professional look

💡 Why opt for 12.9 grade alloy steel in metric screw kits?
A great choice for hardware enthusiasts, 12.9 grade alloy steel delivers top-notch strength for demanding jobs.
- Boosts durability in high-stress applications like machinery and electronics
- Offers better resistance to rust and wear compared to standard steel options
- Ensures reliable performance in tight spots for smoother DIY and pro builds
- Provides cost-effective longevity without frequent replacements

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