Lincoln Electric : 58.335 (-0.445 - -0.76%)  Illinois Tool Wor : 70.225 (-0.575 - -0.81%)  Praxair, Inc. Com : 115.15 (-0.55 - -0.48%)  Airgas, Inc. Comm : 101.505 (-1.295 - -1.26%)  3M Company Common: 109.79 (-1.00 - -0.90%)