Thread Size: M14*1.25
Hex Size: 21mm
Center Electrode Material: Nickel
Ground Electrode Material: Nickel
Q1. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q2: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.