SONIC PERFORATION

Since 1977

DRILLING HOLES FOR:

* Monitoring wells

* Vibrating wire piezometers

* Big house piezometers

* Inclinometers

TESTING APPLICATION

* SPT standard

* SPT mod cal

* Shelby

DRILLING CAPACITY 200 m deep

DRILLING DIAMETERS from 3 in. to 12 in.

DRILLING WITH COUNTERSHOLES AND DIAMOND DRILLING