... , copper, nickel, titanium, PVC and other sheet materials. 2) Opening: Round, oval, square, rectangular, rhombus, hexagon, scale shape and composition of ... , leveling, cutting, bending, reeling, welding, shaping and surface treatment. 4) Hole Size: 0.1MM-100MM 5) Thickness: 0.1MM-8.0MM ... can also customize the specifications exactly according to your requirements. Perforated metal sheet