Power-operated tool, namely, plant injector for injecting fertilizers, antimicrobials, nutrients, antibiotics, biocides, germicides, bactericides, virucides, fungicides, insecticides, pesticides and chemical preparations; power-operated tools, namely, injection tools and devices to inject fertilizers, herbicides, pharmaceuticals, nutraceuticals, nutrients, chemicals, biologics, pesticides, antimicrobials, nutrients, antibiotics, biocides, germicides, bactericides, virucides, fungicides, insec...