Larger Capacity Motorized Sieve Shaker Sieve Diameter 8 in 10 in 12 in Fits Number of Full Size Sieves 11 Fits Number of Intermediate Size Sieves 7 Fits Number of Half Size Sieves 19 ASTM ASTM C136 Timer Range 30 min Timer Type Mechanical Mounting Required Yes 1/4 hp HP Power Required 115V Manufacturers Warranty Length 6 mo