Used for establishing the moisture content-penetration resistance relationship of fine-grained soils. A sliding ring on the stem indicate the maximum pressure obtained in the test. It consists of a special spring dynamometer with pressure indicating scale on the stem of the handle. Supplied in a wooden carrying case.

Technical Specifications:

Diameter of interchangeable needles: 28.55, 24.79, 20.22, 16.54, 12.83, 9.07, 6.40, 5.23 and 4.52 mm

Load scale: 0 to 55 kg , 1 kg subdivisions with max load indicator

Weight approx.: 3.5 kg.