Replacement of Betec No.,B43/3,B1HDk12,B3,B3K,B1HDK12K,B40HDK12,B40HDS,B40/3,B40K17.B40/9,B47KH17, B47K19,B47KH22, B47K22/60, B47K25/57, etc. Replacment of Kennamatel size;C21HD,C23HD,RL08,RL09,RL10, RL11, C31,C31HD,B40HD,C4,U47HD,DS01,DS02,DS03,DS04,D0s5 etc.