We are offering toothed blades (perforation) blades and knives made in high speed steel high carbon high chrominum (hrhcr) stainless steel, specially designed for: vertical food packing machines (ffs machines)sack and bag making machinesconverting machinestray packing machinesspecial paper cut-off knivestape sealing machines. tootblaes_sub.gif (18694 bytes)teeth profile may be straight conical, ranking, continuous or alternate. The pitch of teeth may differ according to cut to uncut ratio required and whether it is for single pouch or for streamers.