WMW, VEB, Union and Saalfeld: BS, BK and BKR Series Drills BS-25, BK-25 and BKR x 2 to 6 Drills Manual
WMW, Union, VEB and Saalfeld: BS, BK and BKR Series Drills BS-25, BK-25 and BKR x 2 to 6
Pillar, Box Column and Gang Column Drilling Machines. Operation and Maintenance Manual with an Electrical Schematic and some useful Sectional Drawings.