7 mechanically operated hand-held or machine-held tools, namely, mechanically operated hand-held wire crimpers, mechanically operated hand-held wire strippers, machine-held wire strippers; pumps, namely, [ centrifugal pumps, ] chemical dosing pumps, [ diaphragm type injector motor pumps, hand-held dispensing pumps, drum pumps, ] fluid pumps, [ gear pumps, ] hand-operated pumps, [ rubber impeller pumps, ] peristaltic pumps, [ hand-held portable transfer pumps, vacuum pumps; ] and parts and fittings therefor