Back Glass Position Protecting Auto Alignment Mold For Laser Machine 8P X Xs 11 12 Pro Max Remove Rear Cover. This is the Alignment Mold For phone protector mask, which is a TOOL for protecting your IPhone camera ,charging port, battery, flex etc when you change the broken battery door cover by back gass laser separating machine, like TBK 958A 958B 958C 958M or other laser machines. Use for the phone protector mask, including model : For iPhone 8G, 8Plus, X , XS, XR , XS Max , 11 , 11Pro , 11Pro Max , 12 , 12Mini , 12Pro , 12Pro Max.