HELIOS

RULERS, CALIPERS, HEIGHT GAUGES, BUTTON CALIPERS, BORE CALIPERS, MEASURING TABLES, CURVED RULERS, SQUARES, SPEEDOMETERS, REVOLUTION COUNTERS, PROTRACTORS, VERNIER SCALES, MICROMETERS, TAPE MEASURES, THREAD GAUGES, INSIDE CALIPERS, MEASURING STANDS, AND BUBBLE LEVELS