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High Quality Air-Powered Die Grinders – For Use on Metal, Fiberglass, Carbon Fibre, Composites and More!

Dynabrade 1 hp Straight-Line Die Grinders deliver powerful, consistent performance for heavy-duty metalworking and fabrication. Their straight, gearless design offers excellent control and access for precision grinding and finishing. Built for industrial reliability, they feature durable housings, smooth throttle response, and reduced vibration for long service life in demanding environments.

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High Quality Air-Powered Die Grinders – For Use on Metal, Fiberglass, Carbon Fibre, Composites and More!

Rear Exhaust

Planetary Geared Models

• Governor-controlled to maintain RPM under heavy load and deliver optimal power.
• Safety-lock lever is standard on all models.
• Lightweight thermal-insulated housing reduces cold air transmission and vibration to operator.

Model 52660 – 950 RPM, 1/4″ & 6 mm Collets
Model 52662 – 3,400 RPM, 1/4″ & 6 mm Collets
Model 52663 – 4,500 RPM, 1/4″ & 6 mm Collets

1hp Straight-Line Die Grinder Image1

Gearless Models

• Gearless for reduced maintenance and downtime.
• Governor-controlled to maintain RPM under heavy load and deliver optimal power.
• Safety-lock lever is standard on all models.
• Lightweight thermal-insulated housing reduces cold air transmission and vibration to operator.
Model 52665 – 9,000 RPM, 1/4″ & 6 mm Collets
Model 52666 – 12,000 RPM, 1/4″ & 6 mm Collets
Model 52667 – 15,000 RPM, 1/4″ & 6 mm Collets
Model 52668 – 18,000 RPM, 1/4″ & 6 mm Collets
Model 52669 – 20,000 RPM, 1/4″ & 6 mm Collets
1hp Straight-Line Die Grinder Image2

6″ Extension, Rear Exhaust

Planetary Geared Models

• Governor-controlled to maintain RPM under heavy load and deliver optimal power.
• Safety-lock lever is standard on all models.
• Lightweight thermal-insulated housing reduces cold air transmission and vibration to operator.

Model 52672 – 3,400 RPM, 1/4″ & 6 mm Collets
Model 52673 – 4,500 RPM, 1/4″ & 6 mm Collets

1hp Straight-Line Die Grinder Image3{2}

Gearless Models

• Gearless for reduced maintenance and downtime.
• Governor-controlled to maintain RPM under heavy load and deliver optimal power.
• Safety-lock lever is standard on all models.
• Lightweight thermal-insulated housing reduces cold air transmission and vibration to operator.
Model 52675 – 9,000 RPM, 1/4″ & 6 mm Collets
Model 52676 – 12,000 RPM, 1/4″ & 6 mm Collets
Model 52677 – 15,000 RPM, 1/4″ & 6 mm Collets
Model 52678 – 18,000 RPM, 1/4″ & 6 mm Collets
Model 52679 – 20,000 RPM, 1/4″ & 6 mm Collets
1hp Straight-Line Die Grinder Image4

1hp Straight-Line Die Grinder Specs Table