Durston 1422 Pro Single Sided Dust Collector With Variable Speed Polishing Motor-110V - 147.038
The Durston 1422 Pro Single Sided Dust Collector with Variable Speed Polishing Motor represents two years of rigorous testing, refinement, and engineering improvements. Designed for professional bench use, this machine combines a powerful variable speed polishing motor with the most capable extraction system available in a benchtop unit. The advanced cartridge-style filter employs the latest filtration technology, while the suction motor operates at remarkably low noise levels—delivering a clean, powerful, and efficient polishing environment. A standard Emergency-Off button is included as an essential safety feature for every operator.
Features
- Variable speed polishing motor with a maximum of 2400 RPM and 1/2 HP output
- 720 CFM rated particulate suction motor for high-capacity dust extraction
- Low operating noise at 65 dB at maximum speed (wind/air noise)
- Cabinet constructed from heavy-duty 1.5 mm thick, 15-gauge steel
- Euro-style enclosed polishing motor housing
- Built-in LED lighting for improved visibility at the work surface
- Easy-access cartridge filter for convenient maintenance and replacement
- Standard Emergency-Off button for operator safety
- 110V power with North American plug included
Specifications
| Motor Speed |
Variable, max 2400 RPM |
| Motor Power |
1/2 HP |
| Suction Rating |
720 CFM |
| Noise Level |
65 dB at maximum speed (wind/air noise) |
| Cabinet Material |
1.5 mm (15-gauge) steel |
| Cabinet Dimensions |
18-1/4" wide × 15" deep × 16-1/4" height |
| Net Weight |
70 lbs |
| Shipping Weight |
98 lbs |
| Voltage |
110V – North American plug |
| Configuration |
Single sided |
What our Experts Think
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Integrated Dust Collection + Polishing Power
The Durston 1422 Pro combines a high-performance polishing motor with a powerful built-in extraction system, creating a cleaner and safer bench environment for professional jewellery work.
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Strong Variable Speed Control (up to 2400 RPM)
Adjustable motor speed allows precise control for different polishing stages, from gentle finishing to aggressive surface prep.
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High-Capacity Dust Extraction System
Equipped with a 720 CFM suction motor that efficiently captures fine polishing dust at the source, improving air quality and reducing contamination risk.
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Professional-Grade Safety Features
Includes an emergency stop switch, enclosed motor housing, and LED workspace lighting for safer, more controlled operation in busy studios.
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Heavy-Duty Steel Construction
Built with a rigid 1.5 mm steel cabinet designed for durability, vibration reduction, and long-term workshop reliability.
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Quiet, Efficient Workshop Operation
Engineered to maintain relatively low noise levels for its power class, making it suitable for continuous studio use.
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Ideal for Professional Polishing Workflows
Perfect for goldsmiths and silversmiths needing a compact, all-in-one solution for polishing, dust control, and finishing efficiency.
Q&A
Q: What is the Durston 1422 Pro Single Sided Dust Collector & Variable Speed Polishing Motor (147.038)?
A: It is a professional bench-top polishing and dust extraction system designed for jewelry workshops, combining a variable-speed polishing motor with a high-powered integrated dust collection system for clean, safe metal finishing work.
Q: What is it used for?
A: It is used for polishing, buffing, finishing, and dust control in goldsmithing and silversmithing, keeping the workspace clean while improving visibility and safety during polishing operations.
Q: How powerful is the dust collection system?
A: It is designed as a high-efficiency benchtop extraction unit, capable of capturing fine polishing dust directly at the source to improve air quality and reduce cleanup time.
Q: Is it suitable for professional use?
A: Yes, it is built for continuous professional workshop use, especially in jewelry production environments where polishing creates fine metal dust.
Q: What makes this unit different from standard polishing motors?
A: Unlike basic polishing machines, it integrates active dust extraction + enclosed safety design + lighting, making it a complete finishing workstation rather than just a motor.
Q: What materials can it be used on?
A: It is suitable for polishing gold, silver, brass, copper, and other non-ferrous metals commonly used in jewelry manufacturing.
Q: Why is dust extraction important in polishing work?
A: It reduces airborne metal particles, improves visibility at the bench, keeps abrasives from contaminating workpieces, and significantly improves workshop safety.
Maintenance Tips
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Clean cartridge filter regularly – Remove and tap/brush the cartridge filter to prevent fine polishing dust buildup, which quickly reduces suction efficiency.
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Replace or deep-clean filter on schedule – Heavy polishing environments clog filters fast; a clean filter maintains strong 720 CFM extraction performance.
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Empty dust collection chamber frequently – Do not allow metal polishing dust to accumulate, as it reduces airflow and can strain the suction motor.
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Wipe interior surfaces weekly – Fine abrasive dust settles inside the steel cabinet; regular cleaning prevents corrosion and buildup.
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Check variable-speed motor bearings – Ensure smooth operation up to 2400 RPM; listen for vibration or noise changes indicating wear.
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Inspect emergency stop function – Test the E-stop button regularly to ensure instant shutdown in case of polishing wheel accidents.
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Keep LED lighting clean – Dust on lenses reduces visibility; wipe gently to maintain clear work-area illumination.
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Avoid overheating the polishing motor – Do not run continuously at max load for long periods; allow cooling intervals to extend motor life.
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Maintain sealed airflow system – Check door seals and filter housing to prevent suction leaks that reduce dust extraction efficiency.
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Use only dry, fine-dust operations inside unit – Avoid moisture or heavy debris that can clog filters and damage the extraction system.
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