STIHL GS 461 Rock Boss Concrete Cutter

STIHL GS 461 Rock Boss Concrete Cutter

SKU: GS461Categories: Cut-Off Machines, Industrial
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Cuts up to 15.7 inches into concrete, reinforced concrete with rebar up to 1/2 inch, cinder blocks, masonry, asphalt, and soft stone using a GGM ductile iron diamond grinding chain. 5.80 HP STIHL engine, HD2 heavy-duty air filter, and a 16.6 lb body for corner cuts, wall breaks, and deep structural work no disc saw can reach.

$2,819.99

To maintain brand standards, this product is only available for purchase in-store.

Please call 972-235-2086 for details or to arrange in-store pickup.

Stihl GS461 Description

A standard cut-off disc tops out around 5 inches. The STIHL GS 461 Rock Boss cuts to 15.7 inches. Rather than spinning an abrasive disc, it runs a GGM ductile iron diamond grinding chain, the same concept as a chainsaw but designed to cut through concrete, reinforced concrete with rebar up to 1/2 inch, cinder blocks, masonry bricks, asphalt, and soft stone. That is three times the depth of a typical 14-inch cut-off saw, and the difference matters for corner cuts, wall breaks, and full-depth structural work no disc saw can reach.

At just 16.6 pounds (without bar and chain), the GS 461 is compact and easy to maneuver in confined spaces. It uses an 18-inch guide bar (16-inch effective cutting length) for maximum reach into corners and along walls. The 5.80 HP STIHL engine drives the diamond chain at cutting speeds that outperform competing wet-cutting systems for the same depth capacity.

The HD2 heavy-duty pleated air filter and foam prefilter are designed for the extreme dust environment of concrete cutting, with extended service intervals for professional daily use. IntelliCarb compensating carburetor maintains engine RPM as the filter loads. A water connection with quick connector enables wet cutting for dust suppression, extending diamond chain life and meeting job site air quality requirements. STIHL ElastoStart and decompression valve simplify starting. A rubber bumper protects the machine housing during cutting operations. STIHL commercial warranty — verify with dealer at time of purchase.

Stihl GS461 Features

  • Cuts Up to 15.7" Deep

    Diamond chain design reaches 15.7 inches into concrete, reinforced concrete (rebar up to 1/2″), cinder block, masonry, asphalt, and soft stone — far beyond any disc-based cut-off saw at this weight.

  • GGM Diamond Grinding Chain

    Ductile iron GGM diamond chain cuts in the same plane as a chainsaw bar, enabling true corner cuts, wall breaks, and deep structural cuts that no abrasive or diamond disc can reach.

  • 5.80 HP STIHL Engine

    Runs on a 4.7 cu-in STIHL 2-stroke engine producing 5.80 HP, more than the TS 420 or TS 500i, to maintain chain speed through dense reinforced concrete and masonry.

  • Compact 16.6 lb Body

    Weighs 16.6 lbs without bar and chain, lighter than its cutting depth suggests, and maneuvers in confined spaces for wall and corner work.

  • HD2 Heavy-Duty Air Filtration

    Long-life HD2 heavy-duty pleated air filter with foam prefilter is designed for the extreme dust loads of concrete cutting, with extended service intervals for professional daily use.

  • IntelliCarb Compensating Carburetor

    Automatically adjusts the air-fuel ratio as the air filter loads from cutting dust, maintaining correct engine RPM throughout the cut without operator adjustment.

  • Water Connection with Quick Connector

    Water connection with shut-off valve and quick connector enables wet cutting for dust suppression and chain cooling, extending diamond chain life and meeting job site air quality requirements.

  • ElastoStart and Decompression Valve

    STIHL ElastoStart shock-absorbing starter grip and decompression valve reduce starting effort for the higher-displacement 5.80 HP engine, for quick starts at the beginning of each shift.

Stihl GS461 Specifications

EngineSTIHL 2-stroke
Engine Displacement4.7 cu-in
Engine Power4.30 kW / 5.80 HP
Cutting SystemDiamond grinding chain (GGM Ductile Iron Diamond Chain)
Bar Length18 in. (16 in. effective cutting length)
Max Cutting Depth15.7 in.
Air FiltrationHD2 heavy-duty pleated air filter with foam prefilter
CarburetorIntelliCarb Compensating Carburetor
StarterElastoStart with decompression valve
Weight16.6 lbs. (without guide bar and chain)
Consumer Warranty
Commercial WarrantyVerify with dealer

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