... diamond, square, round, triangle, fish scale, hexagon and leaf etc.3. stainless steel perforated sheet Features: light weight, ... diamond,square,triangle rectangular, rhombus, hexagon, scale shape and composition of different shapes, also other special shape.6 ... Stamping, leveling, cutting, bending, reeling, welding, shaping and surface treatment.7. stainless steel perforated sheet Specification:Round ...