1/4-14 x 1 1/2 Phillips Flat Self Drilling Screw Full Thread Black Oxide & Oil NJ8 while the indented hex washer

while the indented hex washer head allows for easy installation and removal using a hex key

The 7/16-20 x 1 3/4 Hex Cap Screw Grade 5 Zinc is a high-quality fastener designed for use in various industrial and construction applications

It is also ideal for use in outdoor applications due to its black zinc coating

This 5/16-18 x 1 3/4 Hex Cap Screw is made of Grade 2 steel and has a zinc coating for corrosion resistance

1/4-14 x 1 1/2 Phillips Flat Self Drilling Screw Full Thread Black Oxide & Oil NJ8 while the indented hex washerThe 1 4 14 x 1 1 2 Phillips Flat Self Drilling Screw Full Thread Black Oxide & Oil is a versatile screw designed for various applications. It features a self drilling tip that eliminates the need for pre drilling, making it easy and convenient to use. The full thread design provides maximum holding power, ensuring a secure connection. The Phillips flat head allows for easy driving with a standard Phillips screwdriver. The black oxide finish and oil