... coil width 100mm is also available. Steel perforated metal hole shape: Round, square, long ... ,diamond ,oval ,hexangular ,slot ect. Steel perforated metal aperture: The diameter we can fabricate is ... bar coding, labeling , custom packaging , degreasing ,deburring, forming ,blanking ,annealing painting ,powder coating , anodizing , welding , polishing , joining ,bending ,rolling ect. Steel perforated ...