LVDALAB 304 Stainless Steel Mesh Lab Sieve, 10-300 Mesh Aperture Test Sieve, 7.9Inch(20cm) Diameter Economy Standard Analysis Sample Test Sieves for Industrial Laboratory Homes (200mesh(Ф7.9in/20cm))

LVDALAB 304 Stainless Steel Mesh Lab Sieve, 200 Mesh (0.075mm) Aperture Test Sieve, 7.9Inch(20cm) Diameter Economy Standard Analysis Sample Test Sieves for Industrial Laboratory Homes

3 Pcs Lab Sieves，6 Inch Diameter Test Sifter 10Mesh（2.19mm）、80Mesh（0.217mm）and 200 Mesh（0.077mm）