... ..Die cutting rule 2.2pt Die creasing rule 3.Flat bed die cutting rule 4.Steel cutting rule 5.Cutting steel rule 1.Raw ... durability, function of bend well,high precision of size.Creasing rule: Knife bevel round symmetry well, least heigh tolerance,largest ... cardboards,corrugated paper, die-cutting cartons,circuits and others. Creasing rule: (2PT) paper box folding, indentation,(3PT) carton folding ...