N.M.I. High Speed Double Twist Bunching machine is specially suitable for multi strand wires, PVC insulated cores, bare copper wire, the machine bows, arms are well aligned for soundless running on high RPMs, through hardened guide rollers and guide pulleys. We use high quality alloy steel for gears with teeth grinding for soundless running on high RPMs Multi bobbin pay-off is provided with bearing cone and wire tension device on each bobbin. with AC frequency drives