Material : Stainless.steel, Carbon.steel, Galvanized.steel, Aluminum, Brass,ect.
The hole shape: Round, Square, Long round, Triangle, Scale, Diamond, and Oval etc.
Uses: perforated metal can be used in filter of automobiles internal-combustion engine, sieving of mine, medicine, grain, sound insulation of room, ventilate of grain store, etc.
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