- Special lead spring designed with 3 claws to clip the spark plug.
- No magnetic designed to prevent demage for the car computer.
- Patented.
編號 item | 規格 spec | 型式 type |
4730 | 3/8" x 14mm | 12PT |
4812 | 3/8 x 16mm | 12PT |
4813 | 3/8" x 21mm | 12PT |
4814 | 1/2" x 16mm | 12PT |
4815 | 1/2" x 21mm | 12PT |