Precise Shallow Test Gage 

Range External:  .24"-4.92"      

Range Internal:  .55"-5.20"

Ideal for accurate measurement of shallow bores, outside diameters, slots and more.
Made of steel, black oxide finish.
Works with most brands of horizontal, vertical or side-mounted test indicators. Indicator not included.
Lightweight, handy and highly sensitive.
Good visibility to measuring area.
Easy set up with fine adjustment using gage blocks, ring gage or qualified part.
Indicator contact point stopper ensures smooth entry to measuring area.
Includes a hardened tool steel contact pin, two Allen wrenches and storage. (Less Indicator)