 We are a manufactuerers of industrial fasteners**in Ningbo, who is specilizing in producing large size nuts (1-4, M20-M110) . Our main products are hex nuts, slotted nuts, flange nuts and locking nuts conform to DIN, ASME, JIS and non-standard. We strongly recommend the special lock nut to you, which we have owned the**patent of the special thread. This product can be used repeatly but becomes more and more tight. If you are interested in our products, please do not hesitate to contact us. |
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