4 x 5/16 Round Head Type U Drive Screw Zinc NST188 it allows for easy installation

it allows for easy installation and removal using a standard hex key or wrench

while the truss head design distributes load evenly

The cadmium and wax coating provides excellent corrosion resistance

It is made from durable steel and features a full height hex head for easy installation and removal

The screw is 3/8 inches long and has a diameter of 10-24

4 x 5/16 Round Head Type U Drive Screw Zinc NST188 it allows for easy installation4 x 5 16 Round Head Type U Drive Screw Zinc is a type of screw that is commonly used in a variety of applications. It is made of zinc plated steel, which gives it good corrosion resistance. The screw has a round head with a Phillips drive, and it is 4 inches long and 5 16 inches in diameter. It is designed for use in wood and other soft materials.