Good professional production JB4340 sided tooth washers specifications quality and low prices

Shenzhen Xin Hennessy professional production of JB / ZQ4340 / DIN9250 sided tooth lock washer, also known: toothed disc spring washers, anti-slip washers, tooth surface disc spring lock washer is a dish improve product quality in line with DIN6796 GB / T1972 NFE25-514 standard tooth surface disc spring lock washer specific performance is provided by the tooth surface, to solve the security problem bolted. After the washer and bolt connection, by increasing the friction, resulting in uplift tension bolt relaxation generated shock prevention, so as to achieve a 100% lock Material: high quality spring steel (65Mn, 60Si2Mna) stainless steel (304,316L).. Surface treatment: oxidation black, dacromet. M3-M36 common specifications with large spot, also according to customer demand non-standard. Quality assurance, integrity management. Welcome to contact us we will provide you with sincere service!