8 x 2 1/4 Flat Head Nibbed Square Drive Deep Thread Wood Screw Type 17 2/3 Thread Zinc & Bake M2-0.40 which means that it has

which means that it has 18 threads per inch and a major diameter of 5/16 inches

This 1 Medium Split Lock Washer Zinc Yellow is a small

The 5/8-11 NTU NTU Nylon Insert Heavy Thin Pattern Nut Zinc is a durable and versatile nut that is ideal for a variety of applications

making it easy to tighten and loosen with a wrench or socket

The 5/16 x 1 1/2 Indented Hex Flange Lag Screw Grade 2 Hot Dip Galvanized is a high-quality screw designed for use in a variety of applications

8 x 2 1/4 Flat Head Nibbed Square Drive Deep Thread Wood Screw Type 17 2/3 Thread Zinc & Bake M2-0.40 which means that it hasThese 8 x 2 1 4 inch flat head nibbed square drive deep thread wood screws are designed for fastening wood materials. The flat head sits flush with the surface of the wood, providing a clean and finished appearance. The nibbed design helps prevent the screw from splitting the wood, while the square drive ensures a secure fit with a standard square driver bit. The deep thread provides additional holding power in softwoods. These screws are made of zinc