Lock Forming Machine, Lock Forming, Lock Former, Pittsburgh Lock Forming Machine, Lock Seamer, Rollf, Formmaster's - Lock Forming Machine are very useful in Sheet Metal Duct Fabrication for forming Pittsburgh Lock, Right Angle Flange, Drive Cleat & ACME Double Seam Profiles. Our range of Sheet Metal Machinery also includes Beading Machine, Lock Seam Closing Machine and Slip Roll/ Roll Bending/ 3 Roll Bending Machine/ Roll Bending Machine, three Roll Bending Machine.