10000 Piece Pack 4 Lock Washers In 18 8 Stainless Steel With Black Oxide And Oil Finish Split Lock Washers For Heavy Duty Fastening Rust Resistant Great For Automotive Machinery And DIY Projects

10,000-Piece Pack of 18-8 Stainless Split Lock Washers
✔️ Heavy-duty lock washers: 18-8 stainless, black oxide, oil

These split lock washers are built from 18-8 stainless steel and finish with a black oxide and oil coat to resist corrosion. They are designed for heavy-duty fastening in automotive, machinery, and DIY projects where vibration resistance matters.

✅ 10,000 piece pack
✅ Material: 18-8 stainless steel
✅ Finish: black oxide and oil finish
✅ Type: split lock washer (heavy duty)
✅ Standards: ASME B18.21.1
✅ Applications: automotive, machinery, and DIY

💡 What is a split lock washer used for in heavy-duty fastening?

Split lock washers are handy to prevent loosening due to vibration by embedding into mating surfaces and biting into the bolt head and surface. - Helps maintain preload under vibration - Works with standard fasteners to ASME B18.21.1 - Made from 18-8 stainless steel with black oxide and oil finish - Ideal for automotive, machinery, and DIY projects✝️