Product description
Product Name: Red pen metal pen fittings, metal pen head, ceramic tube iron head
The following conditions are stated: the ceramic sleeve has been damaged and needs to be replaced with a new .
1 red light pen is very bright, but the insertion jumper has signs of looseness
2 When red light cannot be injected into the fiber and the other end of the fiber does not see light
Replacing the red pen tip in time can greatly improve the service life of the red pen
1Pcs Metal Connector for Red Light Pen