The superior hole gauge is a precision instrument designed to instantly give you a diameter reading in less than two seconds. Merely insert the precision ground, hardened tool steel Gaging Plunger into the hole, press the base of the gage firmly against the part and read the dial directly in 0.001″ or 0.02 mm diameter increments on the dial face.
The superior measuring device is:
Very accurate (measuring accuracy 0.02 mm or 0.001 inch)
Easy to read and use
Optional Setting Masters available for greater accuracy
Available in millimetre and Inch marking
Supplied with a decent storage box