We are moving Wed (5-8) - Fri (5-17) to a larger warehouse! - Please understand shipment are expected to resume Monday the 20th of May. Thank you. MB team.
Split Lock washers are designed to keep nuts and bolts from coming loose by biting into the base material (bolt) and the nut with their ends and keep it from turning. Split lock washers are also called helical lock washers due to the look of their shape.