A coiled, split circular washer with a slightly trapezoidal wire section for use with low and meadium carbon steel bolts and nuts.

A coiled, split circular washer with extra high collar and a slightly trapezoidal wire section zinc plated.

A coiled, split circular washer with a slightly trapezoidal wire section hardened and tempered. Zinc gold chromate plated. For use with Grade 8 hex head cap screws.

A coiled, split circular washer with a slightly trapezoidal wire section for use with 18-8 stainless steel screws, bolts and nuts in corrosive environments.

A coiled, split circular washer with a slightly trapezoidal wire section for use with 316 stainless steel screws, bolts and nuts in corrosive environments.