Plastic sheet or drip tape (drop by drop) digging machine :
This machine is used to dig up the plastic sheet (it can also on tunnel or with mushing sheet/500 holes sheet) until 2 meters width.
The back wheels are used to push the plastic sheet on the ground in order to prevent a jam.
The working depth regularity is assured by 2 gauge wheels.
The teeth are protected by protection cones :
The teeth shaped form and the iron nature are very efficient and reliable elements.
Option:
simple cones
cones with blades
available in 3 row version