or
Sieve; Fisherbrand; Serialized w/certificate; Meets ASTM E 11 and ISO 3310-1 specs; Stainless steel frame and cloth; 12 dia. x 3-1/4 in.D (30.5 x 8.3cm); Nominal opening 19mm; US Std. No. 3/4; Tyler No. 0.742