It is vital to verify glass-lined gear is electrically grounded. In the case of AC spark testers This can be preferable for safety good reasons, but for DC testers it is vital. Temperature cycle test In addition, our buyers are confident of top quality right after-sales support through a workforce https://www.facebook.com/permalink.php?story_fbid=pfbid02RghnLaVfMGMKegJXYTk8SxN13CqL7nDaMZ6UT5PevFZAxVAPZsPLZKdF1L5ncSoLl&id=61560512640678&__cft__[0]=AZX0bGk_Kp89pzCRxw8dZT39T9AaX9ewopjFBij5tF-9JxlnqMS-S5Ngld_7tCzIQvrt64bRox0pfIu28P3c-h0bNWHykbTTyL6I5LGYr-lvCQYxOUyq_fNCmmO5SKvTpbK6sHYUqHnxbF0uPbw_dCqVTGr6SHpac1Jv5xBu4P0UZ_ex4DNpWmFousqcwiDovOJSujSlSS1RuI5huENsIVTs&__tn__=%2CO%2CP-R