Bazhou Dpair Hardware Tools Co., LTD.

Chainsaw Trencher for Excavator Hard Rock Cutting

The Chainsaw Trencher uses a saw-style chain system to deliver narrow and controlled cuts in rock, hard ground, and slope applications.
As a professional manufacturer of Chainsaw Trencher, we provide more cost-effective products. Whether you want to buy or become a distributor, you are welcome to contact us anytime.

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Product description

Chainsaw Trencher is a hydraulic excavator attachment that uses a saw-style chain cutting system to open narrow slots in hard ground and rock. The design gives crews a more controlled cutting path when the job needs precision rather than broad excavation. A Chainsaw Trencher is often chosen for rock trenching, line preparation, slope work, quarry operations, and utility installation where the cut must stay tight and direct.

This attachment is especially useful when space is limited or the work surface is steep. The excavator can hold the tool at different angles, which helps the operator follow the planned trench route with better control. A Chainsaw Trencher can reduce overcut, shorten cleanup, and make the next installation step easier. It also supports cleaner cutting along foundations, retaining structures, road shoulders, and narrow service corridors where standard digging tools remove too much material. Because the carrier already provides mobility across the site, crews can move quickly between cutting points without adding another dedicated machine.

The structure is made for repeated field use. A strong housing, durable chain assembly, and hydraulic drive help the attachment work in abrasive material and demanding jobsite conditions. The operator manages movement and pressure from the cab, so the cutting process stays simple and consistent. Many contractors value a Chainsaw Trencher because it combines the familiarity of excavator operation with a narrow, saw-style trenching method that suits specialty work. That helps improve daily efficiency on complex jobs with multiple trench sections.

For contractors, rental companies, and project managers who need accurate chain cutting on excavator carriers, this product offers a flexible solution. It suits trench preparation, rock slotting, drainage work, quarry maintenance, and utility projects in hard ground. If you need a trenching attachment that cuts with more precision and less unnecessary breakage, this is a practical choice. Send us your project material and excavator details, and we will recommend the right Chainsaw Trencher setup for your job.

Item

YETR-2 YETR-3 YETR-4
Applicable Carrier (T) 13–18 20–45

50–70

Trenching Width (mm)

150 / 250 200 / 300 / 400 300 / 400 / 500 / 600
Rock Trenching Depth (mm) 1200 / 800 1800 / 1200 / 900

2500 / 1800 / 1500 / 1200

Mixed Ground Trenching Depth (mm) 1800 / 1400 2400 / 1800 / 1500 3000 / 2400 / 2000 / 1800

Maximum Pressure (MPa)

35 35 35
Recommended Flow (L/min) 150 280

350

Maximum Cutting Force (Nm)

35,000 85,000 125,000
Machine Weight (kg) ≤ 2000 ≤ 3500

≤ 6000

Components / Brand

Poclain Motor / SKF Bearings / Tungsten-Molybdenum Alloy Teeth / Maintenance-Free Chain Poclain Motor / SKF Bearings / Tungsten-Molybdenum Alloy Teeth / Maintenance-Free Chain

Poclain Motor / SKF Bearings / Tungsten-Molybdenum Alloy Teeth / Maintenance-Free Chain

Rock Chain Trencher cutting rock wall
The excavator-mounted rock chain trencher cuts a narrow groove into the rock wall for controlled rock removal.
Excavator Mounted Chain Trencher on construction site
The excavator mounted chain trencher is installed on site and ready for narrow trench cutting in confined working conditions.
Trenching Attachment close-up on excavator
This close-up highlights the compact drive head and reinforced structure of the trenching attachment during field installation.
Hydraulic Chain Trencher working on rock slope
The hydraulic chain trencher works on a rocky slope and delivers controlled cutting under challenging terrain conditions.
Rock Trencher close-up cutting hard stoneThe rock trencher cuts directly into hard stone and creates a narrow cutting path with strong control.
Chain-and-Boom Trencher side view on slope
The chain-and-boom trencher keeps the cutting line stable while the excavator works across a sloped rock surface.
Excavator Trencher Attachment cutting rock face
The excavator trencher attachment helps the operator follow a controlled trench line on a rough rock face.
The chain trencher works in hard rock conditions and supports efficient narrow cutting for demanding field jobs.
The excavator trencher attachment helps the operator follow a controlled trench line on a rough rock face.

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