4-40 x 1/2 Phillips Binding Undercut Machine Screw Fully Threaded 18-8 Stainless Steel MNCL They have a 2" outside

They have a 2" outside diameter and a 3/8" inside diameter

It is made of steel and has a black oxide finish

this washer effectively prevents loosening under vibration and dynamic loads

which is a type of screwdriver head that has four slots in it

this screw features a full thread design for maximum holding power and a full contour truss head for a secure grip

4-40 x 1/2 Phillips Binding Undercut Machine Screw Fully Threaded 18-8 Stainless Steel MNCL They have a 2" outsideThese 4 40 x 1 2 Phillips binding undercut machine screws are made of 18 8 stainless steel, which provides excellent corrosion resistance. They have a fully threaded design, which allows for a strong and secure hold. The Phillips drive style provides a secure fit and easy installation. These screws are commonly used in a variety of applications, including binding, woodworking, and metalworking. They are available in a variety of lengths and finishes