... 2400mesh material: stainless steel, copper, brass shape: square ,round, ring ect Features:1 Neat and precise2 Wear-resistance, high ... mesh ,perforated metal mesh etc. It is divided into round, rectangle, hoop and ellipse etc, according to the outline. The ... filterdraught filter, fan filter, Automotive air bagfilter disc specification Round shape diameter 44 to 600mmtoroidal shape inner diameter 18mm ...