Custom Bid For Services - Group1 Regular Service And Call Out Services For Conventional Ndt Services As Per Scope Of Work Custom Bid For Services - Group2 Call Out Services For Radiography As Per Scope Of Work Custom Bid For Services - Group3 Call Out Services For Metallurgical Services As Per Scope Of Work Custom Bid For Services - Group 4 Call Out Services For Advanced Ndt Services As Per Scope Of Work