Mitutoyo Inside Micrometer Interchangeable Rod 8-20"

This inside micrometer includes a micrometer head and three interchangeable rods for measuring inside diameters. The micrometer head and rods are satin chrome finished. A setting ring can be used to accurately set this micrometer. 

• Range = 8-20"
• Accuracy = +/-{0.00024+(0.00004xR/2)}" R= Maximum measuring length(Inch) Fraction rounded uo
• Graduation = 0.001"
• Travel of micrometer head = 1"
• Case  = Includes a fitted plastic case