model_code,size,stroke,rod,orient,sensor,step_file ULL50040AEK0,50,40,A,E,K,ULL50040AEK0.step ULL50040ANK0,50,40,A,N,K,ULL50040ANK0.step ULL50040AOK0,50,40,A,O,K,ULL50040AOK0.step ULL50040ASK0,50,40,A,S,K,ULL50040ASK0.step ULL50040BXK0,50,40,B,X,K,ULL50040BXK0.step ULL50040CXK0,50,40,C,X,K,ULL50040CXK0.step ULL50040DEK0,50,40,D,E,K,ULL50040DEK0.step ULL50040DNK0,50,40,D,N,K,ULL50040DNK0.step ULL50040DOK0,50,40,D,O,K,ULL50040DOK0.step ULL50040DSK0,50,40,D,S,K,ULL50040DSK0.step ULL50040EXK0,50,40,E,X,K,ULL50040EXK0.step ULL50040FXK0,50,40,F,X,K,ULL50040FXK0.step ULL50040HXK0,50,40,H,X,K,ULL50040HXK0.step ULL50040IXK0,50,40,I,X,K,ULL50040IXK0.step ULL50040AXK0,50,40,A,X,K,PLACEHOLDER.step ULL50040BEK0,50,40,B,E,K,PLACEHOLDER.step ULL50040BNK0,50,40,B,N,K,PLACEHOLDER.step ULL50040BOK0,50,40,B,O,K,PLACEHOLDER.step ULL50040BSK0,50,40,B,S,K,PLACEHOLDER.step ULL50040CEK0,50,40,C,E,K,PLACEHOLDER.step ULL50040CNK0,50,40,C,N,K,PLACEHOLDER.step ULL50040COK0,50,40,C,O,K,PLACEHOLDER.step ULL50040CSK0,50,40,C,S,K,PLACEHOLDER.step ULL50040DXK0,50,40,D,X,K,PLACEHOLDER.step ULL50040EEK0,50,40,E,E,K,PLACEHOLDER.step ULL50040ENK0,50,40,E,N,K,PLACEHOLDER.step ULL50040EOK0,50,40,E,O,K,PLACEHOLDER.step ULL50040ESK0,50,40,E,S,K,PLACEHOLDER.step ULL50040FEK0,50,40,F,E,K,PLACEHOLDER.step ULL50040FNK0,50,40,F,N,K,PLACEHOLDER.step ULL50040FOK0,50,40,F,O,K,PLACEHOLDER.step ULL50040FSK0,50,40,F,S,K,PLACEHOLDER.step ULL50040HEK0,50,40,H,E,K,PLACEHOLDER.step ULL50040HNK0,50,40,H,N,K,PLACEHOLDER.step ULL50040HOK0,50,40,H,O,K,PLACEHOLDER.step ULL50040HSK0,50,40,H,S,K,PLACEHOLDER.step ULL50040IEK0,50,40,I,E,K,PLACEHOLDER.step ULL50040INK0,50,40,I,N,K,PLACEHOLDER.step ULL50040IOK0,50,40,I,O,K,PLACEHOLDER.step ULL50040ISK0,50,40,I,S,K,PLACEHOLDER.step