Handheld Windowless Sampling is a man portable sampling system allowing access to hard to reach areas. The drilling system comprises a hydraulic breaker hammer with an adaptor allowing for it to be used with windowless sampling barrels, the power pack also powers a set of hydraulic rams which is used to extract the sample barrels from the ground.

This system works well on embankments and slopes due to its portable nature.

The maximum depth achievable is very much dependent upon ground conditions.