Bulk 5/16"-24 Hex Flange Bolts, Grade 8 Black Phosphate / Oil USA matte-black appearance

matte-black appearance

Stock your shop with Made in USA 1-1/8"-7 Grade 8 hex cap screws in zinc yellow CR+3 finish

these washers offer superior corrosion resistance

Photographs show screws in a tremolo context but do not include other hardware

Ideal for heavy-duty applications where reliability and durability are essential

Bulk 5/16"-24 Hex Flange Bolts, Grade 8 Black Phosphate / Oil USA matte-black appearanceUS Inch Hex Flange Bolts, Grade 8 5 16 24 High Strength Hex Flange Screws ASTM A307 Black Phosphate & Oil Finish Monster Bolts Our US Inch Hex Flange Screws, Grade 8 5 16 24 are engineered for applications requiring superior strength and durability. Crafted from premium Grade 8 steel and finished with a black phosphate and oil coating, these screws offer excellent corrosion resistance and a sleek, professional appearance. The integrated hex flange