5/16-18 x 1 3/4 Six Lobe Flat Floor Board Screw Type F Black Phosphate 10-24-.225 Its 1/4-20 thread size ensures

Its 1/4-20 thread size ensures compatibility with standard tools and materials

The 3/8-16 x 1 1/4 Unslotted Indented Hex Washer Thread Cutting Screw Type 1 Fully Threaded Zinc is a high-quality fastener designed for a wide range of applications

and other industrial or household applications

F436 Type 1 Plain 3/4" Domestic Structural Washers are designed to distribute the load of a bolt or screw over a larger surface area

The 8-32 x 1/4 Phillips Pan Machine Screw is a fully threaded screw made of 18-8 stainless steel

5/16-18 x 1 3/4 Six Lobe Flat Floor Board Screw Type F Black Phosphate 10-24-.225 Its 1/4-20 thread size ensures5 16 18 x 1 3 4 Six Lobe Flat Floor Board Screw Type F Black Phosphate This screw is designed for use in floorboards. It has a six lobe head that helps to prevent stripping, and a flat head that sits flush with the surface of the floor. The screw is made of steel and has a black phosphate finish for corrosion resistance. It is 1 3 4 inches long and has a diameter of 5 16 inches.