Details: machining of middle cylinder as per drg. no. gcf/20a/sk- 903 , machining of inner cylinder as per drg. no. item category/ gcf/20a/sk905 , rod as per drg. gcf/20a/sk-921 , machining of external cylinder as per drg. no. gcf/20a/sk- 901 machining of external cylinder as per drg
Sector: Defense