... stainless steel and brass sieve for sand, soil and stone, screening equipment, testing machine. Conformity to ASTM standards.1. Lab accessories2. With ... .5mm, 31.5mm, 37.5mm, 63mm, 75mm,3. Old standard stone sieve:(12units) 2.5mm, 5mm, 10mm, 16mm, 20mm, 31.5mm ... .25mm, 0.5mm, 1mm, 2mm, 5mm, 10mm, 20mm6. New standard stone sieve: (13units) 2.36mm, 4.75mm, 9.5mm, 13.2mm ...