0-6 Inch (0-150mm) Groove Measuring Max-Cal (anvils w/flat faces)   

Max-Cal Neck Measuring Calipers offer the same features found in our original Max-Cal, including output, true inch/metric conversion, LCD, etc. Price includes a fitted case and batteries.
All three styles include 2-way measurement (outside and depth) and resolution to .0005 Inch (.01mm). Compatible with GagePort and SPC Express or printers 54-903-210, 211 or 400.

Features:

• Spline-type anvils on outside jaws measure external grooves such as "O"-ring grooves.
• Length of jaws: 1.67" (42.5mm)
• Length of spline anvils: .24" (6mm)
• Diameter of spline anvils: .08" (2mm)