KS311 hydraulic longhole drilling rig is mainly used for long hole drilling and bolting tasks, and it is suitable for underground mines and tunnels with a height range of 3.5m-5m and a width range of 3.5m-5m.

• Dimensions (L×W×H): 9700×2300×3300mm
• Weight: 16000kg
• Gradeability: 14°

KSJ21 hydraulic longhole drilling rig is primarily intended for long hole drilling and bolting operations, and it is suitable for underground mines and tunnels with a height range of 2.9m-5.2m and a width range of 2.8m-4.5m.

• Dimensions (L×W×H): 6750×1600×2580/3000mm
• Weight: Approx. 11000kg
• Gradeability: 25%(14°)