Digital tube calipers are using for measuring the wall thickness of tubes and other round-shapes details thickness. Diameter of round bar 4mm.
MICROTECH digital tube calipers has 150, 200, 300 mm (6, 8, 12 inch) ranges.
Electronic module has IP54 wateproof, 0.005mm / 0.0002 inch resolution, mm/inch conversion and ORIGIN function.
MICROTECH calipers has hand finished measuring surfaces (Ra<0,32) and pass metrological control in ISO 17025 ilac accredited laboratory with no extra cost calibration certificate