Description
Different Measuring Diameters: Range 1.97" to 6.23" diameter; Measures bore to 5.9" deep; Accuracy 0.0003"..Super Precision Deep Measuring Bore Gauge - Two-point contact is used to detect geometric diameter measurement problems, like ovality and taper..Specialized Quality: Self-centering measuring extended heads, chrome plated handle and good quality ABS storage case..Use After Zero: Before measuring, be sure to adjust the pointer of the dial indicator to the "0" and select the measuring head of the appropriate size for measurement..Full time warranty: We offer professional technical guidance, please contact us if you have any doubts, we will help you to use it better.