perforated sheet 1. 3mm diameter round holes, 6 mm pitch 2.1 mm thcikness 3.stainless ... 4.used for machine solid filter perforated sheet1. Pattern: 3mm diameter round holes, 6 mm pitch2.Size: 1 mm thcikness, 200mm width ... to Φ20mm, different shapes of holes can be punched; like Round, Square, Club, Hexagonal, Oblong and so on. We can produce ...