MQT Pneumatic Roof Bolter (Handheld Anchor Drill Machine)

Product Overview

The MQT Pneumatic Roof Bolter is a handheld drilling and bolting machine designed for underground coal mine support operations. Powered by compressed air, it ensures safe use in high-gas environments without requiring electrical power.

This machine integrates drilling, resin mixing, and bolt installation into one unit, significantly improving efficiency and reducing labor intensity.





Product Structure 

1. Pneumatic Motor 

  • High-torque air motor
  • Stable performance and long service life
  • Suitable for continuous underground operation

2. Control Handle & Operation System

  • Ergonomic control design
  • Easy to operate with one person
  • Integrated valve control for drilling and feeding

3. Telescopic Support Leg 

  • Three-stage telescopic structure
  • Provides stable support during drilling
  • Adjustable for different tunnel heights

4. Feed System

  • Smooth feeding speed
  • Strong thrust force (multi-stage adjustable)
  • Ensures accurate drilling

5. Water Flushing System

  • Reduces dust and cools drill bit
  • Improves drilling efficiency and safety

Key Features

  • Explosion-Proof Pneumatic Drive
    No electrical components required, ideal for hazardous underground environments
  • All-in-One Operation
    Drilling, resin mixing, and bolt installation in one machine
  • High Torque Output
    Up to 130–150 N·m for efficient drilling
  • Lightweight Design
    Around 50–56 kg, easy to transport and operate
  • Low Noise & Energy Efficient
    Optimized air consumption and reduced noise levels

Applications

  • Underground coal mine roof bolting
  • Roadway support
  • Tunnel reinforcement
  • Rock anchoring operations

Typical Technical Range (MQT-130 Series)

Working Pressure  0.4 – 0.63 MPa
Torque 110 – 150 N·m
Rotation Speed 200 – 300 r/min
Drilling Diameter 27 – 32 mm
Working Height 1.47 – 3.55 m
Weight 56 kg

Packaging & Delivery

  • Packaging: Wooden case
  • Delivery Time: 7–15 days
  • Shipping: Sea / air / railway

After-Sales Service

  • Operation guidance and technical support
  • Spare parts supply
  • Fast response service
  • Long-term cooperation support

Contact Us

Contact us for detailed specifications, videos, and best quotation.
We provide reliable and cost-effective bolting solutions for global mining customers.

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