Check the listing for details. Dual Manufacturing Co. - No. 140 - Standard Testing Sieve - 106 Micrometer. Condition: Used. Listed at 26.21 USD. Dual Manufacturing Co. - No. 140 - Standard Testing Sieve - 106 Micrometer 8 inch diameter Minor scratches and blemishes. Nothing to write home about. No tears or cosmetic flaws, being sold as is/no returns Please view all photos Will be professionally packaged and insured for transport.