ARUN Hardness Testers, Model RAS, RAB-1, RAB-250, TWIN are manually operated. All these models are suitable for testing hardness of metals sand alloys of all kinds hard or soft, whether flat, round, or irregular shape. These testers are simple in design and easy to operate, yet sensitive & accurate. Various models from the wide range are suitable for schools, laboratories, tool-rooms, inspection, heat treatment departments, factories etc.
These testers strictly confirms to IS : 1586-2000, ASTM : E 18 for Rockwell Superficial Test and IS : 2281 -2005, ASTM : E 10 for Brinell test.

MODEL: AI-RAB TWIN

Automatic load selection with automatic zero 
setting dial gauge.

Manual operation.

Diamond holder is guided in a ball cage, which enables testing of small pins having dia. Less 
than 6 mm (up to 3mm dia.)

ARUN Hardness Testers, Model RAS, RAB-1, RAB-250, TWIN are manually operated. All these models are suitable for testing hardness of metals sand alloys of all kinds hard or soft, whether flat, round, or irregular shape. These testers are simple in design and easy to operate, yet sensitive & accurate. Various models from the wide range are suitable for schools, laboratories, tool-rooms, inspection, heat treatment departments, factories etc.
These testers strictly confirms to IS : 1586-2000, ASTM : E 18 for Rockwell Superficial Test and IS : 2281 -2005, ASTM : E 10 for Brinell test.

MODEL: AI-RAB TWIN

Automatic load selection with automatic zero 
setting dial gauge.

Manual operation.

Diamond holder is guided in a ball cage, which enables testing of small pins having dia. Less 
than 6 mm (up to 3mm dia.)