Features: - 1 piece of lab sieves, available in 4/10/20/60 mesh sizes; standard lab sieve diameter: 20cm / 7.87 inches. - Made of premium 304 stainless steel; both frame and wire cloth are constructed from stainless steel for durability and long-term use. - Suitable for use with fruit, dehydrated vegetable powder, tea, grain, metal ash, screws, plastic, sand, soil, and similar materials; ideal for laboratory, farm, and home filtration applications. - Resistant to high and low temperatures and corrosion; 304 stainless steel construction offers strength, rigidity, and a smooth surface. - Designed for stacking to enable classification and filtering; sieve frame securely holds the wire cloth for reliable performance. Package Includes: 1x Test Sieve Specifications: Material: Stainless Steel Weight: 330g Size: 20 x 20 x 5cm / 7.87 x 7.87 x 1.96 inches Mesh Types: 4 Mesh, 10 Mesh, 20 Mesh, 60 Mesh Note: - Please allow 1-2cm measurement variation due to manual measurement. - Product color may slightly vary due to monitor display differences.