3 in. x 3 in. x 1/4 in. Square Galvanized Steel Plate Washers | GRR-12HGPW350

Grip-Rite's 3 in. x 3 in. x 1/4 in. Square Galvanized Steel Plate Washers provide consistent performance for professionals and serious DIY users who demand reliable fastening hardware. Their rigid thickness adds strength without excess bulk, while the square profile delivers improved grip compared to standard round washers. Built for indoor and outdoor use, these plate washers support long-term durability in demanding jobsite conditions and are a practical choice for reinforcing lag bolts, carriage bolts, and threaded rods.

• Fits 1/2 in. screw
• Used with anchor bolts where high wind situations apply
• For use on exterior applications and with all treated lumber
• The galvanized finish helps resist rust and corrosion in exposed environments
• Suitable for construction, repair, and reinforcement applications