12-24 x 3 Unslot HWH Self Drill Machine Screw #5 Point Zinc 1000 hours Salt Spray 6-32-2 and the class 4

and the class 4

The 1-3/8-6 Hex Jam Nut Zinc is perfect for use in a variety of applications

This 8-32 x 3/8 6-Lobe Flat 100º Machine Screw is made of 18-8 stainless steel and is fully threaded

making it suitable for securing materials together in a wide range of projects

12-24 x 3 Unslot HWH Self Drill Machine Screw #5 Point Zinc 1000 hours Salt Spray 6-32-2 and the class 4These 12 24 x 3 Unslot HWH Self Drill Machine Screws are designed for fastening metal to metal. They feature a #5 point for easy starting and a zinc coating for corrosion resistance. The self drilling tip eliminates the need for pre drilling, making installation quick and easy. These screws are ideal for use in a variety of applications, including HVAC, electrical, and automotive. They meet or exceed ASTM B117 standards for 1000 hours of salt spray