The 6DJ8 compatible ball sold in 1 bottle is a TELEFUNEN print, but it was determined from the structure and date code that it was made in the Netherlands. Code: GAG Delta4L2 Measurement value 96 (rejected value 62). The logo print with the original box has disappeared ※ The measured value shows the GM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box