3M 55701, Stikit Film Disc w/Tab 375L, P180, 6 in x NH, Die 600Z, 7100106619, 250 per case 
Insize 1124-300A, DIGITAL CALIPER WITH INTERCHANGEABLE POINTS, 6928640350559
$610.87
Resolution .0005″/0.01mm
Supplied with 4 pairs of points and zero setting block for external measurement.
Buttons: on/off, set, inch/mm, preset (+, -).
Automatic power off, move the digital unit to turn on power.
Battery CR2032. Data output.
Made of stainless steel.
Optional accessory: points, depth stop (part no. 6143)cable
