Klutch 2 Cubic Ft. Portable Cement Mixer - 1/3 HP, Poly Drum Easy-to-clean polypropylene drum 2 cu. ft. drum capacity 0.88 cu. ft. mixing capacity Holds up to 108 lbs. of premix 250 Watt, 1/3 HP 120V electric motor operates at 1,720 RPM