... Uses;used in fillter of automobiles internal-combustion engine, sieving of mine , medicine , grain ,sound insulation of room ,ventilation of grain depot and ... so on Sheet Thickness Open sizeStandard size of finished sheetsWeight ReferenceShort way pitchLong Way pitchBond Sheet WidthSheet ... -400020.603810072000-450017.355615072000-600011.77 Punching Hole Mesh(Round , square ,hexagonal ) 9