GEKA Hydraulic Punching Machines Types PU.MA.-50, PU.MA-70, PU.MA.-100, PU.MA.-150 and PU.MA.-200 Operator's Instructions. GEKA Hydraulic Punching Machines Types PU.MA.-50, PU.MA-70, PU.MA.-100, PU.MA.-150 and PU.MA.-200 Operator's Instructions. Manufacturers: Geka Models: PU.MA.50 PU.MA-70 PU.MA-100 PU.MA-150 PU.MA-200 Contents: Operators Manual