9 Gauges, namely, instruments for measuring length, resistance measuring instruments, conductivity meters, wire diameter measuring devices, electronic devices for measuring electric current; material testing instruments and machines, namely, electronic apparatus for testing compression, strength, hardness and tensile characteristics of industrial materials; testing, measuring, signaling and control apparatus and instruments, in particular, testing devices for wire strap pistols and testing gauges for measuring tolerances of physical dimensions, in particular diameter or length