Spring lock washer: This kind of spring washer is standard parts. It is made according to the GB7244, , we can produce from the size M2-M42, the Material of it on the pic is steel, , the finishment of it is white galvanized, the material can be stainless lteel, steel or copper. We also can make DIN128, DIN7980, ASME, JIS and other standards or unstandards.
We have many years experience in manufacturing high quality Fastener and kinds of springs, other hardwares, we can manufacture according to standard or drawings and samples what you need. Our items has been exported to many countries around the world with good quality and competitive prices. We have achieved good performance during the past years, sincerely welcome all of you to establish a long-term cooperation on the basis of mutual benifit!