1/4-20 x 3 1/2 Phillips Truss Full Contour Machine Screw Fully Threaded Zinc 5/16-18-3 The Phillips flat 100º head

The Phillips flat 100º head provides a secure grip for driving

this lock nut offers reliable performance and longevity

which means that it has 40 threads per inch

Crafted from durable steel and coated with zinc yellow dichromate for enhanced corrosion resistance

1/4-20 x 3 1/2 Phillips Truss Full Contour Machine Screw Fully Threaded Zinc 5/16-18-3 The Phillips flat 100º headThis 1 4 20 x 3 1 2 Phillips Truss Full Contour Machine Screw Fully Threaded Zinc is a high quality fastener designed for a variety of applications. It features a 1 4 20 thread size, a 3 1 2 inch length, and a Phillips drive type. The truss head provides a low profile and a wide bearing surface, while the full contour thread ensures a secure hold. The zinc plating provides corrosion resistance and durability. This screw is perfect for use in metal,