RELIFE RL-601S MINI 3 in 1 Multi-function Dismantling Screen and Pressure Holding Fixture Removal Mobile Phone Back    

Suitable for mobile phones with back cover glass, etc., easy and quick to remove the back cover
Steps to remove the glass back cover：
Remove the suction cup bracket from the clamp
Place the back cover of the phone on the front, and fix the phone with the plywood screws.
Operate with blasting pen, adjust the buckle and rotate the table, which is convenient for blasting
After the blasting is completed, use a shovel to cooperate with the fixture to clean the rear cover glass. If there is any residue, continue to clean

 No instruction Manual Included. but Plenty of Youtube video to help.