7 Power transmission components for machines, namely, worm reducers and worm gear motors, helical reducers and helical gear motors, helical-bevel reducers and helical-bevel gear motors; smart box helical reducers and helical gear motors, smart box helical-bevel reducers and helical bevel gear motors, smart box shaft mount reducers and shaft mount gear motors, and mechanical adjustable speed drivers, variations and AC motors for machines