Technical Data:
Series: 1
Type: Metric ANSI/AGD
Back: with lug
Stem: Dia.3/8 in
Contact thread: #4-48UNF
Graduation: 0.002 mm
Range (range/rev): 0.5 (0.2) mm
Accuracy first rev / 2.5 rev / 10 rev / extended range where stated: +/-2 / +/-2 / - um
Retrace: 2 um
Repeatability: +/-1 um
Dial reading: 0-20
Measuring force: 1.5 N or less

Optional:
Interchangeable backs and contact points are available for these indicators.