Looks like it was used- then put back into the original box. Untested.
Dixco Hustler Timing Light In Original Box
Vintage Dixco Pro Tester 5 Analyzer Diagnostic Tune Up Tool 1401/5 USA Rare
Vintage DIXCO Professional Compression Tester Model 302 Dixco Made in USA w/box
Vintage DIXCO Tune-Up Center TACH/DWELL Meter RPM VOLTS AMPS 4/6/8 CYL IGNITION
Vintage Dixco Pro-Tester 10 Diagnostic Analyzer Model 1403 – Untested
Vintage Dixco Model 317 D.C. Timing Light 12 Volt D.C. Current
