8-18 x 1 1/4 Phillips Oval Full Thread Self Drilling Screw Black Oxide and Oil NSY These fully threaded bolts feature

These fully threaded bolts feature a square head that fits snugly into a square hole

This 1/4-20 x 1 Phillips oval head machine screw is fully threaded and made of zinc-plated steel

1/4-20 x 1 1/4 Hex Cap Screw Silicone Bronze is a high-quality fastener designed for secure and durable connections

They are also suitable for use in marine environments

25 DIN6923 Metric Hex Flange Nut Serrated A2 Stainless Steel is a type of nut that is used in a variety of applications

8-18 x 1 1/4 Phillips Oval Full Thread Self Drilling Screw Black Oxide and Oil NSY These fully threaded bolts feature8 18 x 1 1 4 Phillips Oval Full Thread Self Drilling Screw Black Oxide and Oil are designed for use in metal applications. They have a sharp point that drills its own hole, eliminating the need for pre drilling. The black oxide finish provides corrosion resistance, while the oil coating helps to reduce friction and wear. These screws are ideal for use in a variety of applications, including metal roofing, siding, and framing.