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Knurled disc spring

The French anti-loosening washer is an anti-loosening and anti-slip washer with teeth on one side. The product is widely used in electrical appliances, elevators, power towers, medical machinery, etc. It is an improved dish-shaped product. The working principle is to use the force of the product to The tension generated by the rear rebound plays a role in preventing loosening and slipping. Material 65mn 304/316 and other materials can be customized according to customer requirements, specifications: 4mm-20mm

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