8 x 2 1/4 Flat Head Nibbed Square Drive Deep Thread Wood Screw Type 17 2/3 Thread Zinc & Bake M2-0.40 making it ideal for both

making it ideal for both professional and DIY projects

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

It is made of alloy steel and has a zinc-plated finish for added durability

This carriage bolt is ideal for projects involving wood

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

8 x 2 1/4 Flat Head Nibbed Square Drive Deep Thread Wood Screw Type 17 2/3 Thread Zinc & Bake M2-0.40 making it ideal for bothThese 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