5/16-18 x 1 Unslotted Indent Hex Washer Thread Cutting Screw Type F Full Thread Black Oxide ABST They are made of zinc-plated

They are made of zinc-plated steel for corrosion resistance and have a square flat head that provides a secure hold

This type of screw is often used in applications where a lot of torque is required

or to attach a component to a surface

The 3/8-16 x 2 Slotted Truss Machine Screw Fully Threaded Zinc is a versatile and durable screw designed for a wide range of applications

Its flat design ensures even load distribution

5/16-18 x 1 Unslotted Indent Hex Washer Thread Cutting Screw Type F Full Thread Black Oxide ABST They are made of zinc-plated**5 16 18 x 1 Unslotted Indent Hex Washer Thread Cutting Screw Type F Full Thread Black Oxide** This screw is made of steel and has a black oxide finish. It has a 5 16 18 thread size and is 1 inch long. The screw has a full thread and an un slotted indent hex washer head. This screw is designed to cut its own threads as it is driven into a material, making it ideal for use in a variety of applications. The black oxide finish provides corrosion