8-18 x 1 1/4 Phillips Oval Full Thread Self Drilling Screw Black Oxide and Oil NSY The unslotted indented hexwasher head

The unslotted indented hexwasher head allows for easy driving with a hex key or socket wrench

The 1/4-28 x 5 Hex Cap Screw Grade 8 Yellow Zinc is a high-strength fastener designed for demanding applications

This 1/4-20 x 1 3/4 Slotted Fillister Head Machine Screw is made of steel and has a zinc finish

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

8-18 x 1 1/4 Phillips Oval Full Thread Self Drilling Screw Black Oxide and Oil NSY The unslotted indented hexwasher head8 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.