High-Efficiency Drilling Rig for Rock and Soil Core Sampling: This core drilling rig is a compact and mobile solution for fast and accurate sampling of rock and soil layers. Designed for engineers and geologists, it supports diamond, alloy, and composite drill bits to match various ground conditions. Its hydraulic feed system ensures stable penetration and minimal vibration, while the pressure gauge helps monitor real-time drilling depth. Ideal for use in railways, bridges, dams, and tunnel foundations, this rig combines power and precision in one efficient unit.