Parts for machines, namely quick change chisel holders for holding chisels used in machines; parts for machines, namely chisels, picks, chisel holders, pick holders, holders for chisel holders and holders for pick holders; parts for machines, namely quick change pick holders for holding picks used in machines; parts for machines, namely holders for quick change chisel holders for holding chisels used in machines; parts for machines, namely holders for quick change pick holders for holding picks used in machines; parts for machines, namely tools, tool holders and holders for tool holders; parts for machines, namely seals for tools, seals for tool holders and seals for holders for tool holders; parts for machines, namely adapted covers for machine parts; parts for machines, namely threaded fasteners for fastening machine parts; parts and fittings for all the aforesaid goods, included in this class.