The suitable soil auger for various Jansen soil augers with a length of 1.25 m and a diameter of 225 mm. The holder of the drill is round and has an inner diameter of 51 mm. The earth drill is compatible with the following machines: Tractor drill Jansen TBG-100 Tractor drill Jansen TBG-200 Hydraulic drill Jansen HBG-1500 Hydraulic drill Jansen HBG-2000 Cone splitter Jansen JSK-350