3D printers; Packing machines; Vacuum packing machines; Dust separators; Carpet cleaning machines; Power hammers; Power-driven wrenches; Electric pumps; Electric bag sealers; Power staplers; Power-operated shears; Electric glue guns; Electric coffee grinders; Electric door openers and closers; Electric screwdrivers; Air screwdrivers; Power-operated screwdrivers; Electric nail guns; Electric food blenders; Electric food slicers; Electric vacuum cleaners; Electric juicers; Electric welding mach...