model_code,bore,pos,type,sensor,step_file
UNM50NNKG,50,N,N,K,UNM50NNKG.step
UNM63NLE,63,N,L,,UNM63NLE.step
UNM63NNE,63,N,N,,UNM63NNE.step
UNM63NNKG,63,N,N,K,UNM63NNKG.step
UNM63NRE,63,N,,,UNM63NRE.step