diameter 0.6mm hole steel mesh 1.Effecient communication 2.RoHs &ISO 9001:2008 ,SGS 3.iron, aluminum , stainless steel ... /iron etc. 2. Usual shape for metal net : round , hexagon, octagon , prismatic ,square .etc. 3. Fuction : Cup , lighting ,industry , speaker .etc. 4 ... about us 1. Experience: more than 12 years manufacturing history;2. Price : Reasonable and competitive according to your drawings;3. ...