Ralli Wolf GQ4BR / GQ4BR11 100mm Heavy-Duty Straight Grinder Machine – 775W / 1100W Motor, 5000 / 5600 RPM, Aluminium Die-Cast Body for Metal Grinding, Polishing, Buffing and Derusting
Ralli Wolf GQ4BR / GQ4BR11 100mm Heavy-Duty Straight Grinder Machine – 775W / 1100W Motor, 5000 / 5600 RPM, Aluminium Die-Cast Body for Metal Grinding, Polishing, Buffing and Derusting
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The Ralli Wolf GQ4BR / GQ4BR11 Straight Grinder is a heavy-duty power tool designed for industrial metalworking, surface finishing and foundry applications. Available in two variants, it offers 775W or 1100W full-load power input, with no-load speeds of 5000 RPM and 5600 RPM respectively.
Featuring a robust aluminium die-cast body and a 100mm grinding wheel capacity, this straight grinder is suitable for grinding, polishing, buffing and derusting metal surfaces. It is particularly useful for stainless steel finishing, metal fabrication, electroplated surface polishing and steel foundry fettling.
Key Features
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Two model variants: GQ4BR (775W) and GQ4BR11 (1100W).
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100mm grinding wheel capacity for industrial metal finishing.
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High-speed performance: 5000 RPM or 5600 RPM, depending on model.
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Aluminium die-cast body for sturdy construction.
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Designed for grinding, polishing, buffing and derusting metals.
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Suitable for stainless steel finishing and polishing.
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Ideal for steel foundry fettling and workshop applications.
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Standard accessories include a spanner, grinding wheel and wheel guard.
Applications
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Metal grinding and surface finishing
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Stainless steel polishing
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Metal buffing and derusting
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Steel foundry fettling
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Polishing after electroplating
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Stainless steel furniture manufacturing
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Industrial fabrication and maintenance
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Workshop and engineering applications
Technical Specifications
| Specification | GQ4BR | GQ4BR11 |
|---|---|---|
| Brand | Ralli Wolf | Ralli Wolf |
| Model | GQ4BR | GQ4BR11 |
| Product Type | Straight Grinder | Straight Grinder |
| Full-Load Power Input | 775W | 1100W |
| No-Load Speed | 5000 RPM | 5600 RPM |
| Grinding Wheel Diameter | 100mm | 100mm |
| Wheel Dimensions | 100 × 20 × 12.7mm | 100 × 20 × 12.7mm |
| Body Construction | Aluminium die-cast | Aluminium die-cast |
| Approx. Net Weight | 5.6kg | 6.5kg |
| Voltage Variants | 235V / 115V | 235V / 115V |
Package Details
Standard accessories listed by the manufacturer:
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1 × Ralli Wolf Straight Grinder (selected model)
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1 × Spanner
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1 × Grinding Wheel
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1 × Wheel Guard




















