5 x 3/8 Round Head Type U Drive Screw Zinc M3.5-.0.6 These 1-8 x 3 1/2

These 1-8 x 3 1/2 Heavy Hex Structural Bolts are made of high-strength steel and are designed for use in structural applications

The screw is fully threaded for a secure hold

The hex head allows for easy tightening and removal using a wrench or socket

it can be easily installed using a standard screwdriver or drill

These 8-32 x 1/4 Phillips Binding Undercut Machine Screws are made of 18-8 stainless steel

5 x 3/8 Round Head Type U Drive Screw Zinc M3.5-.0.6 These 1-8 x 3 1/2These 5 8 inch round head Type U drive screws are constructed of zinc plated steel for durability and corrosion resistance. They feature a sharp point for easy penetration and a single flute thread for secure holding power. The round head provides a finished appearance and helps to distribute the load. These screws are commonly used in a variety of applications, including fastening metal, wood, and plastic.