The lock seam machine as well as s and drive cleat machine are used to create proper connections of ducts in a line. But the former connects ducts with a single or double lock, while the latter connects the ends of ducts with unformed and formed edges. We suggest combining these features and purchase only one unit for both purposes. It performs operations in a smooth manner being available at a reasonable cost. You can havea look at this machine on our website and contact us to discuss the options and buying terms.Technical parameters: Roll-forming speed, feet per min 36* Quantity of the forming roller pairs 8 pairs in 3 row Capacity 18-24 ga / 0,5-1,2mm Main motor power 220v (Optional: 2,2 kWt / 3 Hp  220-240v / 60Hz/ 3 phase). Size LхWхH L 55 х W 24 х H 36  1400х600х900 mm weight 900 lbs / 445kg Peculiarities of s cleat and drive cleat locking pin Pittsburgh and Seam Lock Forming MachineComing with 2 years warranty the machine can boast of high efficiency being quite compact, emitting low noise and guaranteeing nice performance. Its small dimensions allow easy mobility. This machinewill be appreciated by manufacturers of the HVAC systems. It is easy to operate and does not require a high maintenance. The parts are durable.Four in oneS-cleat profile should be used with a drive cleat profile for joining of overlapping edges in duct connections. In order to perform this option, the metal strip is required.C-locking pin / Drive cleat. Here it is easy to process a material of different width due to a particular entrance slitter. As a result, you get a perfect final product for s and drive cleat connections.Pittsburgh lock. It consists of a couple of profiles creating a standard flange lock which is requested when ducts of a square shape are produced.Seam lock. This is a standard lock which is requested when ducts of a round shape are produced, for instance, with use of round ductwork machinery.Pittsb