Vintage Hickok Electron Tube Tester No. 600A

Vintage Hickok Vacuum Tube TesterModel 600AWe plugged in the item and tested a vacuum tube...tube tester appears to work though it has NOT been "thoroughly tested or calibrated"Carrying case has tears / rips / wearTube tester has some wear especially near the thumb wheelItem appears in overall good condition....Inspect all pictures for further detailsWe will carefully wrap and protect tester to ensure a safe arrivalItem being sold as-isContact us if you have any questions