Meets the requirements of IS 2720 Part V and consists of a brass bowl held on an a rubber of standard hardness by can action. Rubber feet are provided to eliminate rocking while operating. Complete with one ASTM Grooving tool and height gauge. LIQUID LIMIT DEVICE With a counter same as above, but fitted with a counter to register the number of blows. LIQUID LIMIT DEVICE Motorized approximately. Same as above, but fitted with a motor geared down to give 120 rpm