1.A brief introduction to QZ-3 portable geological engineering drilling machine The QZ-3 geological drilling rig research and development by Shandong Master Machinery Group Co.,Ltd which is a portable multi-purpose drilling rig. The QZ-3 portable drill is equipped with a hoist, which is more convenient for geological drilling and lifting. It can do standard crossing, earth sampling and cone penetration with the heavy hammer. The QZ-3 portable geological drilling rig acquiescence is diesel power, and it is more convenient to purchase oil. The rig is reasonable in design, advanced in structure, easy to assemble and disassemble, small in size, light in weight and easy to transport, which brings great convenience for field investigation and construction. 2.The technical parameter of QZ-3 geological engineering drilling machine QZ-3 portable geological engineering drilling rig Borehole diameter (mm) 46-110 Borehole depth(m) layerφ110:15-20m rockφ91:20-25m rockφ75:25-30m rockφ60:30-40m rockφ46:40-50m Drill pipe diameter (mm) 30 Torque(n.m) 180 Shape size(l*w*h) 680*1200*3800(highly customizable) Weight after rig assembly(kg) 165 3.The packing list of QZ-3 geological engineering drilling machine Name Specifications Unit Quantity Remarks Base QZ-3 pcs 1 Geological engineering drilling rig Windlass pcs 1 Derrick pcs 2 Manual turntable pcs 1 Power pcs 1 Transmission case pcs 1 Drill rod (with lock holding) φ30*1000 root 15 Drill pipe Drill rod (with lock holding) φ30*2000 root 5 Head φ58/38 pcs 1 60mm Core drill tool Core tube φ58*800 root 1 Core tube φ58*1500 root 1 Diamond bit φ60 pcs 1 Head Φ73/38 pcs 1 75mmCore drill tool Core tube φ73*800 root 1 Diamond bit Φ75 pcs 1 Fork Tool Pulling fork Free forceps Skeleton oil seal pcs 2 Vulnerable parts Clutch disc pcs 1 (if high pressure pump and high pressure water pipes are required, please explain)