5/8" Heavy Duty Hex Nut Galvanized
- Easy to install with a wrench
- The most widely used nuts available
- Quick disassembly for repairs and maintenance
The most versatile and widely used nut, it should be used with any low carbon bolt or screw that is not heat-treated; heavy hex signifies larger nut casting. Grade DH of ASTM A563. Galvanized plating protects the bolt from corrosion; typically used in outdoor applications.