Hex Nuts Grade 2 Zinc NC Zinc plated to meet ASTM Specification B633, Class SC4, Type 1. Used in conjunction with low carbon bolts and screws that are not treated.
1/4" x 2 1/2" Tap Bolt - Grade 5 - Zinc Similar to hex bolts except they are fully threaded no matter what the length Designed to be used in drilled and tapped holes Used in applications where a stu
