... The coil width 100mm is also available. Steel perforated metal hole shape: Round, square, long round ,triangle, ... ,diamond ,oval ,hexangular ,slot ect. Steel perforated metal aperture: The diameter we can fabricate is 0.003 ... ,annealing painting ,powder coating , anodizing , welding , polishing , joining ,bending ,rolling ect. Steel perforated metal application :Agriculture equipment,Audio,Automotive, ...