Basrijs the Dutch producer of the world wide patented Groasis capillary drill
The Groasis capillary drill from behind
The front side
Herewith you carry the machine
The carrying arms attached
The toplink attached
The PTO with clutch on the side of the machine
The other end of the PTO attached to the tractor
The two supporting feet keep the drill in its place while drilling.
While moving the weight one can balance the hanging drill in a vertical position
The drill hangs like a bell so that it is always in a verticall position
The supporting foot can be made longer or shorter to define the depth of the drilling
With the two handles we can fix and unfix the bellwise hanging drill
Cable one fixes and unfixes the forward movement
Cable two fixes and unfixes the sideward movement
The two fixing and unfixing tubes at once
The two cylinders lift and set down the drill
With the ventil turning left or right one defines the speed of setting down the drill
The parallellogram that keeps the machine vertical while lifting and setting down
The drill hangs between thick rubber cloths that protect against hit away stones
Capillary drill detail
The planting hole
Piet Hoff - father of Pieter Hoff - during his career himself also an inventor checks all the details
