WS Tyler ASTME-11 2″ USA Standard Testing Sieve

The WS Tyler ASTME-11 2″ USA Standard Testing Sieve is a vintage scientific instrument used for testing and measuring the size of particles. This collectible piece is a standard testing sieve that meets the ASTM E-11 standard, making it a valuable tool for various scientific and medical applications. With its sturdy construction and precise design, this sieve is a reliable instrument for those interested in collecting historical scientific equipment.