Head to head
Barreto Manufacturing 30SG vs Bosch Professional GWS 18V-10
The Barreto Manufacturing 30SG is a hydraulic tracked stump grinder. The Bosch Professional GWS 18V-10 is a 18v cordless 125mm angle grinder.
Last reviewed 13 September 2026
Specifications side by side
| Barreto Manufacturing 30SG | Bosch Professional GWS 18V-10 | |
|---|---|---|
| Weight | 1,700 lb | 2.1 kg (excl. battery) |
| Engine | 31hp Briggs & Stratton Vanguard V-twin | - |
| Cutting wheel diameter | 19.2" to tooth | - |
| Cutting depth | 12" | - |
| Disc diameter | - | 125mm |
| No-load speed | - | 9000 rpm |
| Spindle thread | - | M14 |
Sources: Barreto Manufacturing 30SG, Bosch Professional GWS 18V-10. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 30SG if...
A tracked, hydraulically driven stump grinder built for tree surgeons and landscapers clearing stumps on soft or uneven ground. Independent hydrostatic tracks let it work in places a wheeled grinder cannot reach.
Listed by
- The Hire Supply Co UK Ltd - London
Buy or hire the GWS 18V-10 if...
The GWS 18V-10 is Bosch's mainstream cordless replacement for a corded 125mm grinder, used for cutting, grinding and deburring on site. It is one of the most widely stocked cordless grinders in the Professional range and is often the reference comparison for rival 125mm cordless grinders.
Full GWS 18V-10 specifications →Common questions
What is the difference between the Barreto Manufacturing 30SG and the Bosch Professional GWS 18V-10?
The Barreto Manufacturing 30SG is a hydraulic tracked stump grinder; the Bosch Professional GWS 18V-10 is a 18V cordless 125mm angle grinder.
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