7 Mangles; Compressors as parts of machines, motors and engines; Compressors for machines; Drilling machines and parts therefor; Electric compressors; Grinding tools for grinding machines; Industrial robots; Machine parts that heat and maintain temperature in machine piping systems, namely, steam jacketing, electrical tracing, and insulation sold as integral components of finished machines; Machines, namely, crushers, impact mills, breakers, pulverizers, mixers and blenders and parts therefor, for industrial and commercial applications; Machines, namely, machines for lining the interior of metal water pipes with resin; Milling-drilling machines; Milling cutters for milling machines; Pipe cleaning machines; Pipe clearing machines; Pneumatic piercing machinery and auxiliary supportive devices used in the installation or replacement of utility pipe lines, cable lines, pipe tunnels and underground utility systems; Pneumatic pipe-bursting machinery and auxiliary supportive devices used in the installation or replacement of utility pipe lines, cable lines, pipe tunnels and underground utility systems; Pneumatic pipe-ramming machinery and auxiliary supportive devices used in the installation or replacement of utility pipe lines, cable lines, pipe tunnels and underground utility systems; Pump control valves; Taps being parts of machines, engines or motors; Milling machines and grinding machines for the treatment of ceramics and metal; Pumps and compressors as parts of machines, motors and engines