6-20 x 1 Square Drive Flat Trim Head Self Drilling Screw Full Thread Zinc 1/4-28-.165 this bolt is perfect for

this bolt is perfect for applications where a secure connection is essential

and their fine thread helps to prevent them from stripping out

The 8-32 x 1 1/4 Slotted Flat Machine Screw Fully Threaded 18-8 Stainless Steel is a versatile and durable screw that is perfect for a wide range of applications

It also has an un slotted indented hexwasher head

6-20 x 1 Square Drive Flat Trim Head Self Drilling Screw Full Thread Zinc 1/4-28-.165 this bolt is perfect forThese 6 20 x 1 Square Drive Flat Trim Head Self Drilling Screws are designed for use in metal applications. They feature a square drive head for easy installation, a flat trim head for a flush finish, and a self drilling tip for easy penetration into metal surfaces. The full thread design provides maximum holding power, and the zinc coating provides corrosion resistance. These screws are ideal for use in a variety of applications, including HVAC,