Mitutoyo 137-201: Tubular Inside Micrometer, Range 50-150mm HVAC ● (3+R/100) microns for models

● (3+R/100) microns for models over 75mm

The pitot static tube that you will need to carry out your air flow measurements can be ordered together with your differential pressure meter

●  very precise

● testo 635-2 thermohygrometer with reading memory

Mitutoyo 137-201: Tubular Inside Micrometer, Range 50-150mm HVAC ● (3+R/100) microns for modelsThe Mitutoyo 137 201 Extension Rod Tubular Inside Micrometer Metric has the following specifications: Range: 50 150mm Travel of micrometer head: 13mm Accuracy: + (3+n+L 50)m L=Maximum measuring length (mm) n=Number of rods Fraction rounded up Graduation: 0. 01mm or . 001" Extension rods: 13mm, 25mm, 50mm Features: Wide range of ID measurements by combining extension rods (pipes) and anvils with the micrometer head. Carbide tipped measuring faces are