1/4X1/2 Spring Pin Slotted Thermal Black RSN31 It is made of zinc-plated

It is made of zinc-plated steel and has a diameter of 5/32" and a length of 2"

It has a black zinc finish for corrosion resistance

The screw is 12-11 x 1 3/4 inches in size

570-inch inner diameter

and marine

1/4X1/2 Spring Pin Slotted Thermal Black RSN31 It is made of zinc-plated1 4" x 1 2" Spring Pin Slotted Thermal Black is a type of spring pin used in a variety of applications. It is made of black oxide coated steel and has a slotted head for easy insertion and removal. The pin is 1 4" in diameter and 1 2" in length. It is designed to fit into a 1 4" hole and can be used to secure two pieces of metal together. The spring pin is also heat treated for added strength and durability.