Excavator attached hydraulic adopts the self-developed high-efficiency HD45 drilling machine with a drilling range of 27mm-64mm. Convenient refitting, on-site loading and unloading, convenient and fast; Drilling speed is 1-3 meters per minute. Wg-45 has the advantages of low comprehensive energy consumption and high energy utilization. Has a high cost performance. It is your first choice for drilling holes, urban reconstruction, building foundation, roadway, tunnel driving and other fields.