W. S. Tyler Ro-Tap® Sieve Shaker.
Manufacturer: W.S. Tyler
The W.S. Tyler™ Ro-Tap® has a two-dimensional operation: a horizontal, circular motion and a vertical, tapping motion. Recommended for up to seven full-height, 8" diameter sieves or 13 half-height sieves. Supplied complete with motor and built-in timer. 1750 rpm. 32"H x 34"W x 17"D. For 110 or 220V.