Gookma horizontal directional drilling machine is of professional Integrated design with independent core technology, obtained many invention patents. Gookma HDD includes different models from 12T to 360T, max drilling distance from 180m to 2000m, max drilling diameter from 600mm to 2000mm, widely meets various requirements of all kinds of no dig projects construction. Gookma HDD are all equip with Cummins engine and rack and pinion system, make the machine of strong power, reliable quality, stable performance, high working efficiency and high economy.