this electric seamer is used to joint two pieces of boltless panel together. it is suitable for regular mass work.

manual seamer is used for places when the electric seamer is not convenient to work,  such as corner, edge.

 Electric seamer Manual seamer
electric seamer-1 manual seamer-2
electric seamer-3 manual seamer-3-225x300
electric seamer-2 manual seamer-1
electric seamer for boltless panel