Polyester Screen Printing Mesh, Screen Printing Squeegee, Aluminum Screen Printing Frames manufacturer / supplier in China, offering Multi-Size 20*24 Inch Dry Sieve Frame, 75 149 165 250um Dry Sift Sieve Set Screen Frame Set Customizable Size, Efficient Dry Sift Kit with 75 149 165 250um Aperture - Ideal for Separating Plant Crystals, Premium Dry Sift Screen Set - 75 149 165 250 Micron Sieves for Trichome Collection & Resin Extraction and so on.