gauge
device used to make and display measurements
bore gauge
measuring or transfer tool that is used in the process of accurately measuring holes
battery indicator
indicator displaying the state of a battery
try square
woodworking or a metal working tool used for marking and measuring a piece of wood
center gauge
gauge used in lathe work for checking the angles when grinding the profiles of single-point screw-cutting tool bits and centers
composing stick
in typesetting, a tray-like tool used to assemble pieces of metal type into words and lines
manometer
pressure measurement
speedometer
speed gauge in motor vehicles
feeler gauge
tool used to measure gap widths
chain gauge
gauge to test chain wear
angle gauge
tool used by foresters