Hole after hole too large pieces, laser standard, should add the secondary tape on the inside of the holes. ORM lamsam and crack against the hole, reducing the size smaller.
Laser-drilled pieces back True exceeds standards The tape should be added in the second hole. On defense are overblown And downsizing to a smaller room.
Laser punching piece after the big hole over standard should be added to the inner rim tape hole to prevent broken YUI and reduce the pore size is smaller.