MiniTrencher GeoRipper GREB400-MAK 16" Makita Battery Powered Trencher - The GeoRipper® EB product line is a perfect addition to the GeoRipper minitrenchers. The trencher's motor has Makita's XPT™ technology that is engineered to provide increased dust and water resistance for harsher soil conditions. The Makita XGT® Rapid Charger is included with a dual-fan design that circulates air through the battery to cool the battery and circuit board quickly for faster charging.