6-20 x 1/2 Phillips Modified Truss Head Full Thread Self Drilling Screw Black Phos WS and they feature a black

and they feature a black phosphate coating for corrosion resistance

These 12-24 x 3/4 Slotted Pan Machine Screws are fully threaded and made of zinc-plated steel

this insert nut features a flat head design that sits flush with the surface

and DIY tasks

6-20 x 1/2 Phillips Modified Truss Head Full Thread Self Drilling Screw Black Phos WS and they feature a blackThese 6 20 x 1 2" Phillips modified truss head full thread self drilling screws are made of steel and have a black phosphate finish. They have a sharp point and are designed to drill their own pilot hole, making them ideal for use in metal. The modified truss head provides a low profile and a large bearing surface, making them less likely to strip or damage the material being fastened. These screws are also self threading, which eliminates the need