For precision measurements in holes and grooves. Equipped with interchangeable measuring tips and spacers for different dimensions. The indicator is centred automatically with a spring-loaded support and has a tungsten carbide coated measurement tip. Complete with dial gauge. Accuracy is ± 15 μm plus the gauge accuracy according to DIN 878. The bottom hole can be measured from the bottom.

61931002: 10, 11, 12, 13, 14, 15, 16, 17, 18mm

61931101: 18,20,22,24,26,28,30,32,34mm

61931200: 35, 40, 45, 50mm

61931309: 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 105mm

61931408: 160, 170, 180, 190, 200mm