excavator seal kit: 1.hardness:58-62HRC 2.diameter:50-1,000mm 3.GCr15,100cr6 4.ISO9001 drawing lathe semi-finished goods ... BulldozerTY320,D155,D85,T140-1 KobelcoSK07,SK200 excavator seal kit: Excavator seal kit are used in construction machinery and mining machinery , ... you have your own drawings,that's ok. Excavator seal kit is applicable to various engineering machinery and mining machinery. ...