8in Ro-Tap® Sieve Shaker holds up to six full-height 8in (203mm) test sieves with full height pan, or thirteen half-height sieves with half-height pan. 200mm ISO sieves can also be used. Recommended for the separation of particle sizes ranging from No. 4 to No. 635 (4.75 to 20µm).
 
12in Ro-Tap® Sieve Shaker holds up to four 12in (305mm) full-height test sieves and pan, six intermediate height sieves and pan, or eight half-height sieves and pan. 12in sieves have more than twice the effective sieving area as 8in sieves. Recommended for separations of particle sizes ranging from 1/2in to No. 500 (23.5 to 25µm).