GEDORE-vanadium steel 31CrV3,chrome-plated,Chrome-vanadium steel 31CrV3,Carefully forged and expertly machined,Ring: cranked and inclined 10°,with 12 edges,Overload is indicated by deformation,Deep, resp.
countersunk nuts or screws can be safely operated even with the curved washer,High-quality industrial grade for continuous loading under tough conditions