Power tools; power actuated tools; portable power operated machine tools and tools therefor; apparatus for compressing air; compressors; air compressors; gas compressors; mobile compressors; electric compressors; high pressure compressors; diesel air compressors; piston compressors; power generators; electric generators; electric machine motors; engines for machine operations; electric drills and drilling machines; pneumatic drills; tool holders for machines; tool ejectors for machines; power operated hammers and tools therefor; machine tools for drilling; parts, fittings and accessories for all the aforesaid goods.