8mm diameter, 40 mesh screen and 12mm cup.

JC sifters are equipped with an easy to use 'coil actuator' that allow for one handed operation and are a great choice for lampworkers and fusers alike.
The 40 mesh screen is perfect for glass powders and enamels. Also available in 60 mesh for CBS Glow pigment or extra fine enamels.
JC sifters are made in the US with quality steel and brass construction with rubber coated handles.