6-13 x 1 Square Phil Drive Flat w/Nibs Deep Thread Wood Screw Full Thrd 17point Zinc 10-24-2B The black oxide finish provides

The black oxide finish provides additional corrosion resistance and helps to prevent the screw from seizing

These 8-18 x 1 1/4 Phillips Pan Self Tapping Screw Type AB Fully Threaded Black Zinc are designed for use in a variety of applications

These 10-16 x 3/4 #8HD six lobe pan high low screws are fully threaded and coated with black zinc and bake for corrosion resistance

which means it is designed to be used with screws that have a #3 thread size

These 6-18 x 1 Phillips flat self-tapping screws are Type A screws with a fully threaded design

6-13 x 1 Square Phil Drive Flat w/Nibs Deep Thread Wood Screw Full Thrd 17point Zinc 10-24-2B The black oxide finish providesThese 6 13 x 1 Square Phil Drive Flat w Nibs Deep Thread Wood Screw Full Thrd 17point Zinc are designed for use in a variety of woodworking applications. They feature a square Phil drive, which provides a secure grip for driving, and a deep thread that ensures a strong hold in wood. The flat head sits flush with the surface of the wood, making them ideal for use in applications where a clean, finished look is desired. The nibs on the screw help to