... of the theoretical value Kg/Cm2, direct measurement of soil hardness valueSpecificationThe steps of how to measurement1. First measure ... knob so that indicator zero4. If the internal attach soil, will make the measured value incorrect, anti-clockwise rotation ... indicate range: 0 ~ 40 mm, 0 ~ 500 Kg/Cm2Name Digital Soil hardness meterModel T-2Detailed product DescriptionConnect with computer, Show the ...