Solexperts - Stainless Steel Type Sliding Micrometer Measuring Tube

Measuring tube made of stainless steel, telescopic coupling made of brass with high-precision conical measuring stop. Option: Water pressure-tight measuring tubes (double O-ring seal) and foil wrapping to prevent longitudinal stiffening. Used for high-precision measurements of axial displacements in swelling rock ("gipskeuper", anhydrite).