update laser carriage 4mm thinkness  2 set on A3 sheet https://drive.google.com/file/d/0B6Er5-rkOIvsNjhVSncxZ2JGQkE/view?usp=sharing CC BY-NC-SA

update laser carriage
4mm thinkness 2 set on A3 sheet

https://drive.google.com/file/d/0B6Er5-rkOIvsNjhVSncxZ2JGQkE/view?usp=sharing

CC BY-NC-SA