1/4-20 x 1 1/4 Phillips Fillister Head Machine Screw Fully Threaded Zinc NY188 This carriage bolt is ideal

This carriage bolt is ideal for securing wood

This 5/16 x 1 1/2 fender washer is made of steel and has a black oxide finish

It has a hexagonal head and a partially threaded shank

The bugle head design countersinks easily into the wood

These 6-20 x 1 3/8-inch Phillips bugle head full thread self-drilling drywall screws are made of hardened steel and feature a black phosphate finish for corrosion resistance

1/4-20 x 1 1/4 Phillips Fillister Head Machine Screw Fully Threaded Zinc NY188 This carriage bolt is ideal1 4 20 x 1 1 4 Phillips Fillister Head Machine Screw Fully Threaded Zinc: This screw has a 1 4 20 thread size, which means it has a diameter of 1 4 inch and 20 threads per inch. It is 1 1 4 inches long and has a fully threaded shank. The head of the screw is a Phillips fillister head, which has a flat top with a cross shaped recess for a Phillips screwdriver. The screw is made of zinc plated steel, which provides corrosion resistance.