Light-Duty Rock Drilling Tools

Typical Drilling Parameters

• Hole diameter: 28–42 mm
• Hole depth: less than 7 meters
• Suitable for shallow and medium-depth drilling tasks

Primary Equipment Types

1. Hand-held Air-Leg Rock Drill

• Portable and flexible
• Common in small-scale or confined working areas
• Uses compressed air for operation

2. Guide Rail Pneumatic Rock Drill

• Mounted on rails for stability
• Used in underground mining and tunneling
• Suitable for more controlled and repeated drilling

Key Advantages

• Lightweight and easy to operate
• Cost-effective for small-scale drilling
• Flexible for underground and surface use
• Suitable for confined or narrow working environments

Main Applications

• Stone mining and quarry operations
• Underground mine drilling
• Anchoring hole drilling
• Blasting hole preparation (shallow holes)
• Mine shaft sinking support work

Product Categories

1. Integral Drill Steel

• One-piece design (rod + bit combined)
• High durability and simple operation
• Common in shallow drilling tasks

2. Stone Drilling Tools

• Includes various drilling accessories
• Designed for different rock hardness levels

3. Taper Rods

• Steel rods with tapered ends
• Allow quick bit replacement
• Common taper angles: 7°, 11°, 12°

4. Taper Bits

• Detachable drill bits matched with taper rods
• Available in different diameters (28–42 mm)
• Designed for efficient rock penetration