Bad Ass Pack of 304 Stainless Steel Flat Washers M8 18 Mm Belleville Spring Discs plus Conical Knurled Gasket Perfect for Car Build Auto Repair or Industrial Use Where You Require High Durability and Solid Grip Never Lose

80 Pcs M8 304 SS Belleville Springs For Heavy Duty Building
✔️ Set Includes 80 Pieces With 18mm Size And 2.2mm Thickness Spec

These premium washers use 304 stainless steel to stop bolts from falling out. Handy for car repair shops and factory lines needing extra security.

✅ Inner hole 8mm matches 0.31 inch for common M8 bolt types
✅ Outer edge 18mm equals 0.71 inch width for stable load bearing
✅ Thickness 2.2mm gives 0.09 inch gap for flat surface mounting
✅ Pack contains 80 items to keep inventory stocked at all times

💡 Why do machines require special locking washers for heavy vibration?
Vibrations cause gradual nut rotation which leads to dangerous failure states.
Spring design absorbs shock waves to keep fasteners locked securely.
Proper installation prevents equipment damage during operation over long term.