UNITSTONE PITTSBURGH LOCK MACHINE

We have more then 30 typies of Pittsburgh Lock machine available .UNITSTONE LC-12DR and LC-12 have been wided used in the duct ventilation , which has 6 or 4 different functions ,can need the customer /s requirments. LC-12DR has the Pittsburgh Lock, Seam Cleat, Standing Seam ,Right Angle Seam, Driven Cleat, Round Angle .They are light and easy to move .,suitable for site and factory useage.
UNITSTONE PITTSBURGH LOCK MACHINE