Split Lock Galvanized Wood Washer 5/16 Inch Steel 100 Pack Silver Finish Built To Last For Softer Materials And Wood To Wood Joints Rust Resistant Heavy Duty Hardware For Vibration Control

Heavy-Duty 5/16 in Split Lock Washers, 100-Pack
✔️ Split ends grip the surface for vibration control and rust resistance.

These split lock washers are designed to secure wood-to-wood joints and other soft substrates. The split ends bite into the surface to prevent loosening when exposed to vibration, while the hot-dipped galvanized finish provides strong rust resistance. Safe for treated lumber, they're ideal for outdoor framing and deck projects.

✅ 5/16 in inner hole fits standard bolts
✅ Steel with hot-dipped galvanized finish for rust resistance
✅ Split ends bite into material to prevent loosening
✅ Pack of 100 washers in silver finish; safe for treated lumber

💡 What is a split lock washer used for in hardware assemblies?
It's a handy locking piece that helps prevent fasteners from loosening under vibration.
- Keeps fasteners from loosening under vibration
- Bites into surface to lock the joint
- Ideal for wood-to-wood joints and outdoor projects