Nathan BobinchakMay 16, 2018watchmaking, watchmaking school, watchmaking school blog, watchmaker, omega watch, eta 7750, machining, machinist, involute gear, cycloidal gear, microgear, microgear watches, rolex, micromechanics, nathan bobinchak, nathan bobinchak watchmaking, lititz watch technicum, lititz watch technicum student1 Comment Tooth Profiles Gears come in many shapes and sizes. Nathan BobinchakMay 16, 2018watchmaking, watchmaking school, watchmaking school blog, watchmaker, omega watch, eta 7750, machining, machinist, involute gear, cycloidal gear, microgear, microgear watches, rolex, micromechanics, nathan bobinchak, nathan bobinchak watchmaking, lititz watch technicum, lititz watch technicum student1 Comment