The machine is used for in sperating the touch screen and cover glass and LCD of iPhone Samsung HTC and so on.
if the LCD is still working well, you just need to replace a touch screen
The separate machine is suitable for cell phones with lcd screens under 7 inch
It comes with vacuum pump, but the vacuum pump without oil, because oil can not delivery, you can get this vacuum pump oil at your local hardware shop and add it before using the machine.
If you run the vacuum pump without oil, it may cause the vacuum pump damaged.
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