Russian air hammer, model M211, ram weight 1000 kg, stroke 1200 mm, SPM 80, machine weight 30700 kg, year of manufacture 1954 Czechoslovakian air hammer VSS B 400, y.o.m. 1965, ram weight 400 kg, stroke 700 mm, SPM 130, machine weight 17600 kg
Hungarian counterblow hammer Dimawag EK 13, y.o.m. 1954, upper/lower ram weight 13000/14000 kg, upper/lower ram stroke 825/1140 mm, SPM 80
German Kreuser-Wagner air hammer KDE 750, y.o.m. 1940, ram weight 750 kg, stroke 700 mm, SPM 80, machine weight 30000 kg