[Class : 7] Power Operated Industrial Bolting Machines; Hydraulic Wrenches And Parts Thereof; Electric Pumps; Hudraulic, Power Operated Bolting Tools For Tightening And Loosening Of Industrial Fasteners, Bolts And Nuts.[Class : 6] Metal Fastners, Namely Nuts And Bolts; Metal Washers For Use With Nutsand Bolts.