The Demarec DRS mobile shear was engineered to deliver a scrap shear with a high force, high speed and good weight ratio for a good performance in daily use on scrap yards and demolition sites. This robust tool can be used for a wide variety of jobs including demolition, scrap processing and tire recycling. With three different mounting options, the DRS scrap shear is available in six different sizes, suitable for excavators from 14 until 100 ton operating weight.
Massive shear arm
Heavy duty slim shear arm design guarantees an optimal penetration
Out of Hituf
Induction-hardened pins are seated insteel bearings
Hardened lateral guide plates provide a stable support of the shear arm within the main bearing for a longer lifetime (Shear Arm Guide System SGS)
Optimal mouth design with large opening
More cutting capacity due to offset APEX of shear blades
Piercing tip is exchangeable and re-weldable
All blades can be released from the outside
Blade Locking System (BLS) in upper and lower jaw
Endurance tests as well as FEM stress calculations confirm the weight optimized design and provide an ideal weight / power ratio
360° continuous rotation (shear also available without rotation). Oversized slewing ring is able to bear high forces, shock loads and bending moments
Filters in rotation circuit
2 Heavy duty motors for a maximum rotation torque (DRS 25-45)
One powerful piston Motor with drain line (DRS60-9
in rotation circuit
Strong long-stroke cylinder with speed valve
Trunnion design of the hydraulic cylinder results in an overall shorter shear length
Center of gravity closer to the machine adds to higher stability
Cylinder completely protected within the body
High capacity swivel helps to avoid high oil temperature and to ensure high oil flow / speed
Fast cycle times
Strong box design made of high-strength fine grained steel the shear body ensures highest strength
Fast access to hoses and hydraulics through service openings
| Type | DRS-25-A | |
|---|---|---|
| Carrier weight* | lbs | 30900-44100 |
| Carrier weight** | lbs | 44100-66100 |
| Weight (approx.)*** | inch | 4700 |
| Closing force (throat / approx.) | inch | 1098000 |
| Length | inch | 108 |
| Height | psi | 44 |
| Jaw opening | gpm | 20 |
| Depth of jaw | psi | 18 |
| Opening/Closing Pmax | gpm | 5511 |
| Flow | gpm | 40-53 |
| Rotation Pmax | psi | 2031 |
| Rotation flow | gpm | 11-16 |
| Back pressure max. | psi | - |
| Cycle time open/close | sec | 2.4/3.4 |
*Boom (indicative)
**Stick (indicative)
***Weight excluding bracket
****Drain line required.
Subject to change without notice.
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Can’t find what you are looking for?
Here are the most asked questions and their answers!
Demarec offers dedicated product lines for Demolition & Recycling, Scrap Handling & Recycling, and Construction, with series such as XTR and ProLine depending on the application and performance level required.
Key Demarec attachments include demolition and sorting grabs, pulverizers, multi-processors, two-cylinder concrete crushers, multi shears, scrap shears, drum cutters, rail cutters, orange peels, and more. Demarec tools are engineered for demanding applications and high-duty cycles in real jobsite conditions.
Demarec’s patented DemaPower™ cylinder technology is designed to deliver more effective force and faster performance compared to standard cylinder designs. This technology helps increase productivity by improving cutting/crushing efficiency and supporting strong performance in tough materials such as reinforced concrete, rebar-heavy demolition, and structural steel applications.
DemaPower™ is a key performance feature of Demarec’s XTR, built for customers who want maximum output and extreme-duty capability.
Demarec support is available through our authorized dealer network, with access to wear parts, rebuild components, technical support, and service guidance.
For direct assistance in North America, you can contact the locations below:
For the fastest response, we recommend having your attachment model and serial number available when contacting parts support.
If you are interested in becoming an authorized Demarec dealer, the best first step is to complete the short inquiry form on our “Become Our Dealer” page. Our team will review your information and follow up directly regarding next steps, territory coverage, and product alignment.
Each Demarec product page and brochure includes a detailed technical specification table with key information such as carrier weight range, attachment weight, required oil flow, and operating pressure.
To select the correct model, match your machine’s specifications to the recommended ranges. If you want extra confidence before ordering, your Demarec dealer can confirm sizing and compatibility based on your exact carrier setup and application.
Yes. Demarec provides training and support resources for both dealers and service partners. This training helps ensure teams are well prepared to support customers with product knowledge, application guidance, proper installation, and maintenance best practices.