108 Piece Stainless Steel Flat Washer Set For Bolts, 18 Sizes M3 To M12, Pro Grade Industrial Assortment, Rustproof 304 Washers, Durable Corrosion Resistant Hardware Kit For Daily Projects

Premium 108-Piece 304 Stainless Flat Washer Set (M3-M12)
✔️ 108 pcs, 18 sizes (M3-M12), heavy-duty 304 stainless, case.

This flat washer kit provides a complete solution for bolts and screws with an all-stainless 304 grade, perfect for tough environments. It’s ideal for automotive, household repairs, and industrial equipment where rust resistance matters.

✅ 108-piece set of flat washers in heavy-duty case with labeled compartments
✅ 18 metric sizes: M3, M4, M5, M6, M8, M10, M12
✅ Extra-wide outer diameter 15-25 mm for better load distribution
✅ Premium 304 stainless steel for rustproof, corrosion-resistant performance
✅ Suitable for humid, chemical, and high-pressure environments

💡 What is a flat washer set used for in mechanical assemblies and why choose stainless steel?

Handy explanation: It protects surfaces and distributes load for longer bolt life.

- It distributes load across surfaces to prevent damage and embedment
- Stainless 304 resists rust in moisture, chemicals, and high humidity
- The 18 metric sizes cover M3-M12 for broad compatibility with common bolts