This is a PCB Holder with Scrapping Scalpel.It is a universal holder for mobile phone repair.All constructed Steel PCB Holder, ensures the best performance.PCB Holder is simple, easy and convenient to use.Adjust the two objects which can move up and down to achieve the best width and strength.Hold one side of the PCB, push back, put the other side into the mobile area and finally fix the repairing unit with screws.