5/16 Extra Heavy Flat Washers Yellow Zinc CR+6 Domestic USA - Package (100) 1/2-13 Carriage Bolts 316 Stainless Steel and the black oxide finish
Platform notes & fabric story
Description
5 16 Extra Heavy Flat Washers Yellow Zinc CR+6 Domestic USA Package (100) 1 2 13 Carriage Bolts 316 Stainless Steel and the black oxide finish and the black oxide finish helps add corrosion resistance Typical hardness on diameters 1 4 to 1 inch is HRC 25 34 The CR+6 plating offers maximum corrosion resistance and durability and specialized applications requiring the highest level of zinc chromate protection