Automatic carton over-wrapping machines offered by jet pack machines are suitable for medium and large size cartons. These carton over-wrapping machines are provided with conveyors for handling cartons online. Various sizes of cartons can be accommodated in the same machine with minimum number of change parts. Other features include: rotary cutter for smooth cutting of the film; retractable heat sealers; digital temperature controller; tar tape arrangement for smooth tearing of the wrapper [optional]; smooth scratch-free movement of cartons throughout the wrapping process; and can handle fragile cartons. Technical specifications include: power input of 2.5 kw, single/three-phase; three side seal; heat treated biaxial oriented polypropylene [bopp] packing material; machine can be designed to wrap different sizes with separate change over parts; ideal output up to 2000 packs/hour depending on the size of the product; footprints size of 2650 mm [l] x 1100 mm [w] x 1350 mm [l].