8-18 x 3/8 Phillips Flat Undercut Self Tapping Screw Type AB Fully Threaded Zinc 3/8-24 It has a hex washer

It has a hex washer head with a number 5 point and a full thread

1/4-20 x 3/4 Carriage Bolt Grade 8 Fully Threaded Plain is a type of fastener with a round head and a square neck

These screws feature a unique square flat nib design that provides superior grip and prevents cam-out during installation

It features a 1/4-14 thread size and a 5/8-inch length

8-18 x 3/8 Phillips Flat Undercut Self Tapping Screw Type AB Fully Threaded Zinc 3/8-24 It has a hex washerThe 8 18 x 3 8 Phillips Flat Undercut Self Tapping Screw Type AB Fully Threaded Zinc is a versatile and durable fastener designed for a wide range of applications. Its 8 18 thread size and 3 8 inch length provide a secure hold in various materials, including metal, wood, and plastic. The Phillips drive head allows for easy installation using a standard screwdriver, while the flat undercut design creates a flush finish when countersunk. The self