Notches, print imprinted in cardboard: Listen & Download Print imprinted in cardboard, Notches .mp3 Error! Change your browser, please! ⇓ Download Heidelberian sorting printer ⚠ Welding transformer operation under load ⚠ Small centrifuge ⚠ Oil pump ⚠ Welding transformer, working,, turning on ⚠ Printing press ⚠ Forklift raises, lowers forks ⚠ Lithographic press ⚠ Forklift drives by ⚠ Hydraulic down machine ⚠ The atmosphere of the factory, rattling ⚠ Gas welding ⚠ ★★★★★