12-24 x 1 Square Drive Wafer Head Self Drill Screw #4 Point w/Wings Full Thread Zinc 8-32 NTM This provides a strong hold

This provides a strong hold and prevents the screw from slipping out of the material

and a hexagonal head for easy installation with a wrench

The 9/16-12 x 8 Hex Cap Screw Grade 5 Zinc is a high-quality fastener designed for secure and durable connections in various applications

round washer with a countersunk design

They feature a black phosphate finish for corrosion resistance and a square recess drive for secure fastening

12-24 x 1 Square Drive Wafer Head Self Drill Screw #4 Point w/Wings Full Thread Zinc 8-32 NTM This provides a strong holdThese screws are designed for use in a variety of applications, including metal, wood, and plastic. They are self drilling, which means that they can create their own pilot hole, eliminating the need for pre drilling. The square drive head provides a secure grip for driving, and the wings help to prevent the screw from camming out. The full thread design provides maximum holding power, and the zinc coating provides corrosion resistance.