Thank you for viewing. Stainless steel mesh filter sieve Features: ISO3301-1/JIS Z-8801 Material: Wire mesh/125mm-150μm…Stainless steel (SUS304), 125-20μm…Stainless steel (SUS316), Frame/Stainless steel (SUS304) Note: There is no taper on the frame or mesh. As One Part Number: 5-3294-43 Inner Diameter (Φmm): 75 Inner Height (mm): 20 Mesh Opening: 100μm Frame Dimensions: Φ75 x 20mm Specification: Plain weave Material: Wire mesh/Stainless steel (SUS316), Frame/Stainless steel (SUS304) Standard: ISO3301-1/JIS Z-8801 Frame Material: SUS304 Mesh Material: SUS316 Usage Notes: Please be aware that rust may occur with chlorine-based detergents or chemicals. https://www.monotaro.com/p/3352/6114/ I purchased this for measuring the particle size distribution of coffee, but it was difficult, so I decided to sell it. It has been used about twice.