Heavy-Duty Shorten Arm Tunnel Boom for Excavator – Ideal for
Tunneling & Foundation Work
Boost your excavation efficiency with our heavy-duty shorten arm
tunnel boom, designed specifically for tunnel digging, foundation
excavation, and confined space operations. This excavator tunnel
arm is engineered for superior strength, precision, and durability,
making it the perfect attachment for demanding underground and
construction projects.
Key Features of One Set of Excavator Tunnel Arm:
✔ Shorten Arm Design – Optimized for tunnel excavation, providing
better maneuverability in tight spaces.
✔ Heavy-Duty Construction – Reinforced steel build ensures
long-lasting performance in tough conditions.
✔ Precision Digging – Ideal for foundation work, trenching, and
underground construction.
✔ Compatible with Major Excavator Brands – Fits CAT, Komatsu,
Hitachi, Volvo, and more.
✔ Enhanced Stability & Control – Reduces vibration for smoother
operation in tunnel boring and deep excavation.
Specifications of One Set of Shorten Arm Tunnel Boom
| Name | Excavator Model(ton) | Thickness of Board(mm) | Weight(kgs) |
| Big Boom | 6-8T | 10mm | 590 |
| Small Arm | 380 |
| Big Boom | 10T-15T | 14mm | 1130 |
| Small Arm | 900 |
| Big Boom | 20-24T | 16mm | 1300 |
| Small Arm | 1050 |
| Big Boom | 20-24T(双) | 16mm | 1850 |
| Small Arm | 1200 |
| Big Boom | 30-36T | 25mm | 2500 |
| Small Arm | 2600 |
| Big Boom | 45-50T | 30mm | 3200 |
| Small Arm | 3000 |
Welcome to send your excavator model to us!
Why Choose Our Excavator Tunnel Arm?
Our shorten arm boom is trusted by contractors worldwide for tunnel
construction, mining, and civil engineering projects. Whether
you're working on urban tunneling, pipeline installation, or deep
foundation digging, this attachment delivers unmatched performance.
Searching for a reliable excavator tunnel boom? Look no further!
Contact us today for the best heavy-duty excavator attachments in
the market.
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Get yours now and maximize your excavator’s potential!
