Hydraulic Mechanical Arm Diy Models & Building Toy Educational

Hydraulic Mechanical Arm Diy Models & Building Toy Educational

  • $32.99

Wood material,eco-friendly and non-toxic,safe for use,Let the child understand how the robotic arm works,Cultivate children's ability to use both hands and brain,Allows children to experience the fun of DIY
Hydraulic transmission is a kind of transmission mode that uses the pressurized liquid in the closed system to transfer motion and power
The mechanical energy is converted to the pressure energy of the liquid,and then the pressure energy of the liquid is converted to mechanical energy
Push the piston rod of the cylinder by hand to transfer energy to water through the piston,Water pressure can be transferred to the mechanical arm through the piston rod of the small needle cylinder
Color:wood color

Package Contents:
1 set * mechanical arm DIY toys
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.


Age Range: > 3 years old
Model Number: New
Gender: Unisex
Type: Model Building Kit


We are a family company and import products on demand direct to you from an overseas factory to keep overall re-posting costs down.

We offer free shipping on almost all items. Refunds on faulty goods or replacement of missing items.

Our suppliers will carefully make up each order. To achieve the best outcome, that order typically take 3- 7 days to produce.

We do support worldwide shipping. It can take up to 21 days to Australia and about 14 days to US, Canada; other countries will take up to 21 days. In total, we expect 3 - 4 weeks for delivery.