8-11 x 2 1/4 Square Phillips Drive Round Washer Deep Thread Type17 2/3 Thread Zinc EPPB The head is a hex

The head is a hex washer head with an indented drive for added grip

It is made from durable zinc-plated steel and features a Class 8 strength rating

- Finish: Black Oxide

The 1/4-14 x 4 Phillips Flat Undercut Full Thread Self Drilling Screw Zinc & Bake is a versatile and durable fastener designed for a wide range of applications

The washer has a 5/8-inch inner diameter and a 1-1/8-inch outer diameter

8-11 x 2 1/4 Square Phillips Drive Round Washer Deep Thread Type17 2/3 Thread Zinc EPPB The head is a hex8 11 x 2 1 4 Square Phillips Drive Round Washer Deep Thread Type 17 2 3 Thread Zinc are thread cutting screws designed for use in metal applications. They have a square drive that requires a square driver bit to install. The deep thread design provides increased holding power in metal materials. The zinc coating provides corrosion resistance and helps to prevent rust. These screws are commonly used in automotive, construction, and manufacturing