Rotary Scrubber-Screen for Gold, Lead & Precious Minerals ...
Product Description (1) – one – Portable 6' 4" diameter x 37' long Duel Drum Rotary Scrubber-Screen for Gold, Lead & Precious Minerals Recovery, 30 h.p. vary-speed rubber tire drive, track roller supports, duel drum design, OUTER DRUM is 6' 4" diameter x 37' long with full length counter flow ½" thick steel spirals that transition from 1¾" deep to ½" deep at the ...