10-12 x 1 3/4 Square Flat Self Tapping Screw Type A Fully Threaded Zinc NF8C The 3/8 SAE Flat Washer

The 3/8 SAE Flat Washer Black Zinc is a versatile and durable washer designed to distribute the load of a fastener evenly over a surface

which means they can create their own threads as they are driven into the material

This 5/8-11 x 4 1/2 Hex Machine Bolt is made of steel and has a hot-dip galvanized finish

The indented hex head provides a secure grip for a wrench or driver

it features a Phillips pan head for easy driving and a full thread for maximum holding power

10-12 x 1 3/4 Square Flat Self Tapping Screw Type A Fully Threaded Zinc NF8C The 3/8 SAE Flat WasherThese 10 12 x 1 3 4 square flat self tapping screws are Type A screws, meaning they have a fully threaded shank. They are made of steel and have a zinc coating for corrosion resistance. The square drive head provides a secure grip for driving, and the flat head sits flush with the surface of the material being fastened. These screws are commonly used in metal applications, such as attaching metal roofing or siding.