Metal, base dim., 42.000 in. Lg, 12.000 in. W, 20.000 in. O/a h, three compressive strength ranges, 0 to 5.2 psi, for testing green core sand, 0 to 52 psi, for testing green molding sand, 0 to 520 psi, for measuring dry compressive strength, power rqmt, 115v, 60 hz, single phase