Tv7 tested TUBES. NOS is subject to interpretation and there is no specific definition for it either. There are suggestions and opinions. 90 % of our tubes are Tv7 tested. All our tubes have been tested for.
Tv7 tested TUBES. NOS is subject to interpretation and there is no specific definition for it either. There are suggestions and opinions. 90 % of our tubes are Tv7 tested. All our tubes have been tested for.