... opeing: 0.3-15mm shape: round, square, rectangle,waisted, SS crimped wire mesh discs certificate: ISO9001wire dia: 0.03-2mmopeing: 0.3-15mmshape ... : round, square, rectangle,waisted, elliptic, etc. Materials: stainless steel wire, galvanized wire ... manufacture by customized. High quality; delivery in time. SS304 wire mesh discs