... hole shape: square, round, Material: mild steel sheet, stainless steel sheet, monel sheet, copper sheet, brass sheet, aluminum sheetThickness0.1-3mmHole patternround, square, hexagonal, scale ... in workshops as well as other constructions as sound isolation sheet decorative sheet for stairs, environmental tables and chairs sifting in grains ... '', 0.121''1.50mm, 3.00mm;48.00% round hole punched mesh