Small Enamel Sifter for use with Thompson Enamels.

Available in 3 sizes:

These sifters are a 40 mesh which is their standard size and are perfect for all Thompson, Bullseye and Optul powders.

963.003 Small: 12.7 x 12.7 mm
963.004 Medium: 31.8 x 22.2 mm
963.005 Large: 50.8 x 25.4 mm