tender for supply of angle ring (finish machined)(hw-169.13) - complete stelliting and machining as per drg. 21050109009 rev.01 scrap wt : 3.61 kg per no. angle ring ( finish machined)(hw-169.13) - complete stelliting and machining as per drg. 21050109009 rev.01 scrap wt : 3.61 kg per no. , valve cone (hw-169.33)-- stelliting and machining as per drg. 21120202002 rev.02 scrap wt : 7.315 kg per no. , valve spindle var.00/var.01 (hw-187.159) -- machining and stelliting as per drg. 21230101078 rev.10 scrap wt : 24.054 kg per no. , valve cone (hw-356.46) -- machining and stelliting as per drg. 11132236002 rev.03 scrap wt : 33.25 kg per no.