The LOCK WASHER INT-EXT ZINC 1/4" features hardened circular construction with twisted prongs on both the inner and outer edges, enhancing grip in mechanical assemblies. Ideal for applications requiring a larger bearing surface or where an optimum electrical connection is necessary. This washer is particularly effective for oversized or out-of-round holes and provides reliable performance in adjustable settings. Made from durable spring steel and coated with zinc for added corrosion resistance, this washer ensures longevity and reliability in demanding environments.