10-16 x 1 1/2 6 Lobe Truss Self Drilling Screw Fully Threaded Zinc 10-32.225 and the fillister head sits

and the fillister head sits flush with the surface of the material being fastened

it features a hexagonal head for easy tightening and a fully threaded body for secure hold

The screws are made of zinc-plated steel

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

This 10-32 x 1/2 Phillips flat 100º machine screw is fully threaded and made of 18-8 stainless steel

10-16 x 1 1/2 6 Lobe Truss Self Drilling Screw Fully Threaded Zinc 10-32.225 and the fillister head sitsThese 10 16 x 1 1 2 6 Lobe Truss Self Drilling Screw Fully Threaded Zinc are designed for use in metal framing applications. They have a 6 lobe drive that provides increased torque and reduces cam out, and a self drilling tip that eliminates the need for pre drilling. The screws are fully threaded for maximum holding power, and are zinc plated for corrosion resistance. They are available in a variety of lengths to suit different applications.