6-20 x 5/16 6 Lobe Flat Undercut Thread Cutting Screw Type 25 Fully Threaded Zinc DPG They feature a full thread

They feature a full thread design for maximum holding power and a hex washer head for easy driving

These 6-20 x 3/16 Phillips Full Contour Truss Self Tapping Screw Type AB Fully Threaded Zinc screws are designed for use in a variety of applications

The yellow zinc coating offers corrosion resistance

The 1/4-20 thread size ensures compatibility with standard nuts and washers

while the 3 1/2-inch length provides ample reach

6-20 x 5/16 6 Lobe Flat Undercut Thread Cutting Screw Type 25 Fully Threaded Zinc DPG They feature a full thread6 20 x 5 16 6 Lobe Flat Undercut Thread Cutting Screw Type 25 Fully Threaded Zinc: This screw is made of zinc plated steel and has a 6 20 thread size. It is 5 16 inches long and has a flat undercut thread cutting point. The screw has a 6 lobe drive and is fully threaded. It is Type 25, which means it has a coarse thread pitch. This screw is designed for use in wood and metal applications.