secret pen
1.When you want to keep something secret, you can use this pen.
2.you can mark on your important things to prevent from loss but it doesn’t influence its outlook
The content writed by a secret pen can’t be seen in normal light, and can be seen after we lay on the special high-tech chemical in the pen.
2.you can mark on your important things to prevent from loss but it doesn’t influence its outlook
The content writed by a secret pen can’t be seen in normal light, and can be seen after we lay on the special high-tech chemical in the pen.
Main Products
Hydraulic Electric Rebar Cutter