#4 Machine Screw Washer Zinc 1/2-13 This step bolt is an

This step bolt is an ideal choice for projects requiring a strong and durable connection

3/8-16 x 2 Ribbed Neck Carriage Bolt Fully Threaded 18-8 Stainless Steel is a type of bolt that is used to fasten two pieces of metal together

which prevents it from loosening due to vibration or movement

It has a partially threaded shank with a 6" thread length and an undersized body for easy installation

they feature a #3 head and plain finish

#4 Machine Screw Washer Zinc 1/2-13 This step bolt is an#4 Machine Screw Washer Zinc This #4 machine screw washer is made of zinc plated steel and is designed to be used with #4 machine screws. It has an outer diameter of 0. 375 inches and an inner diameter of 0. 138 inches. The washer is 0. 032 inches thick. It is used to distribute the load of the screw and to prevent the screw from damaging the surface of the material it is being screwed into.