Description
The Fein 31343790210 ROTO-STAR 3 Rotary Welding Positioner w/ Plate is a professional-grade rotary welding positioner designed to handle workpieces up to 250 lbs (113 kg) with precision. Featuring a 16″ (406 mm) turntable and 2-1/2″ (64 mm) internal chuck, it provides a stable work platform for accurate, high-quality welds. The positioner rotates a full 360 degrees at a steady speed and tilts up to 90° in 15° increments, offering flexible positioning and enhanced mobility. Lightweight yet heavy-duty, it reduces operator fatigue and increases productivity. Includes standard foot pedal and control box for controlled operation, ideal for fabrication, metalworking, and professional welding applications.
Features
- Stable work platform for precise and seamless welds.
- 360° rotation at steady speed for controlled welding.
- Tilt adjustment up to 90° in 15° increments for flexible positioning.
- Lightweight, heavy-duty construction reduces operator fatigue.
- Includes chuck, standard foot pedal, and control box.
Benefits
- Enhances welding accuracy and consistency for larger workpieces.
- Improves productivity by minimizing handling and repositioning.
- Provides safe and stable operation for professional welds.
- Flexible tilt and rotation allow complex welding angles.
- Durable design ensures long-lasting performance in workshops.
Technical Specifications
- Current/Voltage: 1 x 120 V
- Turntable Diameter: 16″ (406 mm)
- Rotation at 0°: 20″ (508 mm)
- Vertical Carrying Capacity: 250 lbs (113.5 kg)
- Horizontal Carrying Capacity: 150 lbs (68 kg)
- Internal Chuck Diameter: 2-1/2″ (64 mm)
- Spindle Speed: 0-8 rpm
- Tilt Adjustment: 0-90°
- Grounding Output: 300 Amp
- Weight: 90.39 lbs (41 kg)
- Includes: 1 chuck, 1 standard foot pedal, 1 control box






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