IS 2250-1965
For determining the consistency of masonry mortar Consists of a
movable bearing rod to which a cone 145mm. Long and 75mm dia
at a base is fixed. The bearing rod passes freely through a bracket
which is provided with release mechanism. A dial graduated in mm
with rack and pinion is provided for measuring the penetration.
Complete with a conical container 150mm id x 180mm deep and a
platform.