... mild steel punch hole MS steel perforated sheet ISO factory,exporter 0.2-15mm round,square,slot,hex.,triagngle.. Perforated mild steel is ... holes and the thickness of the material.Perforated mild steel has many various uses including catering for the architectural, ... uses are endless. Perforated Metals are used in a number of different applications for a variety of reasonsPerforated Metal Uses ...