9 Computers and tablet computers; smartphones; personal digital assistants in the shape of a watch; smartglasses; computer programs, recorded and downloadable for connecting, operating, and managing networked hand tools in the internet of things (IoT) for work procedure management; downloadable computer programs for computer program development; downloadable computer programs for computer systems for supporting productivity improvement in the manufacturing industry; computer memory devices; computer peripheral devices; bags adapted for laptops; cases and covers for smartphones; cases and covers for tablet computers; helmets for protection against accidents; measuring and testing machines and instruments, namely, tape measurers and concrete testing machines; digital torque gauges; slide calipers; micrometers; tire pressure gauges; height measuring instruments, namely, clearance gauges; depth gauges; inclinometers; spirit levels; refractometers; saccharometers; altimeters; distance measuring apparatus; wheel balancers, namely, tire balancing machines for land vehicles; barometers; carpenters' rules; gravimeters; concentration meters; directional compasses; flowmeters; angle gauges; gradient indicators; thermometers, not for medical purposes; hygrometers; steelyards, namely, balances; jigs in the nature of instruments for measuring length; manometers, namely, pressure gauges; tape measures; measuring devices, electric, namely, lasers for measuring; measuring spoons; pedometers; measuring instruments, namely, measuring rulers; measuring instruments, namely, protractors; balances; testing apparatus for testing gas, liquids and solids, not for medical purposes; vacuum gauges; viscosimeters; electric meters and electrical outlet testers; magnetic meters and testers, namely, magnetometers; dust masks; gas masks; welding masks; gloves for protection against accidents; protective, heat-resistant work gloves; eyeglasses and goggles, namely, spectacles; hardness meters, namely, metal hardness testing machines; tire hardness meters, namely, tire pressure measures; downloadable electronic publications in the nature of books and articles in the field of hand tools and machines