... we are direct production company perforated metal for decoration / punching net (factory) Perforated metalApplication:filter Hole dia:0.3-100mm ... Stainless steel plate, iron plate, aluminum plate and other metals.Uses: Perforated metal is used in medicine, filtering, breeding ... the crafts, the meshes for the high-grade sound box, decoration, etc.Hole Patterns including: Round; Rectangular hole; Square; ...