4-40 x 5/8 Phillips Pan Square Cone Sems Fully Threaded Zinc 3-28 which means they do not

which means they do not contain any hazardous materials

This 1 1/2" high collar split lock washer plain is a versatile and reliable fastening solution for a wide range of applications

The nut is used with a bolt or screw

The Phillips flat head with wings allows for easy driving and prevents cam-out

4-40 x 5/8 Phillips Pan Square Cone Sems Fully Threaded Zinc 3-28 which means they do notThe 4 40 x 5 8 Phillips Pan Square Cone Sems Fully Threaded Zinc is a type of screw that is designed for use in a variety of applications. It is made of zinc plated steel and has a Phillips pan head with a square cone point. The screw is fully threaded and has a length of 5 8 inches. It is commonly used in metal and plastic applications, and is ideal for use in tight spaces.