The reciprocating stepped-cone chisel head action of the Grundomat piercing tool is unique because it hammers away at solid obstacles. This two-stroke action means that the piston’s impact is concentrated on the reciprocating tool head for optimum trenchless boring performance.

What is grundomat?

The Grundomat method is an air driven piling system, which uses compressed air to drive the piles. The compressed air can be supplied from outside the piling area, using very small machinery and generates minimal vibration making it a useful technique for restricted access sites and in underground environments.

What is a grundomat mole?

Grundomat Mole Soil displacement moles for installing underground services, able to bore up to 50m. The unique reciprocating action stepped-cone chisel head allows displacement of any obstructions. Available from 45mm up to 180mm diameter.