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.
✔ 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.
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| 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 |
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!
