This Brown & Sharpe Intrimik reads like a micrometer, making direct readings of bore diameters easy and accurate. Style A Intrimiks fixed measuring ranges eliminate the need for recalibrating the tool each time a new diameter is to be measured. Three contact points are spaced 120 degrees apart, ensuring proper centering and alignment.  

RANGE 3.200" to 3.600"
GRADUATIONS .0002
MEASURING DEPTH WITH EXTENTIONS
0=3"
1=9"
2=15"

This item is new in open box with original instructions Publication No.99-90011 please see all pictures as they are part of the description and ask any questions you may have.