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| Brand Name : | Kaiping Zhonghe Machinery Manufacturing Co. Ltd |
| Model Number : | Excavator Tunnel Arm 007 |
| Certification : | CE, Patents, ISO9001 |
| Price : | USD 1000.00-USD9000.00 |
| Payment Terms : | T/T, L/C |
| Supply Ability : | 5 sets per week |
| Delivery Time : | 5-20/working days |
Excavator tunnel arm tunnel boom also name excavator shorten arm shorten boom which is very suitable for digging tunnels and work in narrow places.

✅ Reinforced High-Strength Steel – Built for extreme durability in
tough tunneling conditions.
✅ Optimized Design for Confined Spaces – Compact yet powerful,
ideal for metro, mining & utility projects.
✅ Enhanced Digging Force & Stability – Superior hydraulic
efficiency for maximum productivity.
✅ Extended Lifespan – Robust joints & wear-resistant components
reduce downtime.
✅ Compatible with Major Excavator Brands – Easy installation on
leading machine models.
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Q: What makes your tunnel arm different from standard excavator
arms?
A: Our tunnel arm is specifically engineered for underground work,
with reinforced steel, optimized geometry, and superior hydraulic
performance to handle confined spaces and heavy loads.
Q: Which excavator models is this arm compatible with?
A: It fits most major brands (e.g., CAT, Komatsu, Hitachi, Kobelco
etc) – contact us for custom mounting solutions.
Q: How does it improve efficiency in tunneling projects?
A: The design maximizes digging force while minimizing swing
radius, ensuring faster, safer excavation in tight spaces.
Q: What’s the expected lifespan?
A: With proper maintenance, our tunnel arm lasts 2-3X longer than
standard arms due to premium materials and reinforced stress
points.
Search "Heavy-Duty Excavator Tunnel Arm" for industry-leading performance! Contact us today for specs & customization.

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| Company Info. |
| Jiangmen Kaiping Zhonghe Machinery Manufacturing Co., Ltd |
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