https://www.cnczone.com/forums/attac...d=425090&stc=1
Are you worried about your child’s toys? Now we have a backhoe, which may make him interested in civil engineering.
Now is going to use a Thunder Laser system to make a wooden backhoe. Let’s start to explore fun with the laser!
https://www.youtube.com/watch?v=aLQST8AGzvg