Untested but looks to be in full functional condition. Side of case has an old crack repair, silicone adhesive.
Vintage Hoyt Generator Tester GT-18 & Vintage Battery Cell Tester Tool Lot
Vintage HOYT Generator Tester GT-18 Volts D.C. - Hanging hook Amperes
Vintage HOYT Generator Tester GT-18 Volts D.C.
Vintage Hoyt CT-20 6 & 12 Volt Battery Cell Tester 5939
VINTAGE HOYT CELL BATTERY TESTER MODEL CT-20 VOLT WOOD HANDLE
VINTAGE HOYT 628 VOLT-AMP-TESTER 50-100 AMP, 0-50 VOLT
