Retaining ring Product name: retaining ring/circlips Character: Shanghai eastern waves company established in 2000. Have lot experience in fastener filed. We could supply good quality fastener with a very competitive price. Standard: din471, din472, din6799, din6797-71j, din6797-71a. Size: 7mm to 400mm or as your requirment. Finish: black oxide, phosphated, stainless steel or as your requirment Standard: din471, din472, din6799, din6797-71j, din6797-71a.