Laboratory sieves set of 5 rvfm b08011 p align left this set of 5 sieves is ideal for the laboratory and come in various mesh dimensions they are made from square iron mesh with a stainless steel base p p align left br b08011 1 35 mesh br b08011 2 60 mesh br b08011 3 120 mesh br b08011 4 230 mesh br b08010 5 base p rvfm laboratory sieves set of 5