Eberbach heavy-duty reciprocal shakers are designed for continuous back-and-forth motion mixing for chemicals. The powder-coated stainless steel construction can withstand loads up to 500 lb. These shakers are powered by a 115 or 230VAC motor capable of oscillating at a maximum rate of 240 oscillations per minute. Selected models have DC speed control, digital tachometer & countdown timer for desired operation. These shakers have a 1-1/2 inch horizontal stroke for vigorous shaking. Choose from a wide range of reciprocal shakers, available in 10, 11 and 38 inch heights on Raptor Supplies.