ALFRA Rotabest® RB 130
Magnetic Base Core Drill
Model: Prod.-No. 18645
ALFRA Rotabest® RB 130 is a metal cutting, magnetic-based core drill that is perfect for users who require heavy duty drilling or tapping. Variable height adjustment, a smooth start, 4-Speed gearbox, overload protection and emergency shut-down of the motor, indicated by LED sensor.
Technical Specifications
| Specification | Value |
|---|---|
| Core Drill | Ø 130 mm |
| Cutting Depth | 50 mm |
| Material thickness | minimum of 10 mm |
| Twist Drill | Ø 15 – 40 mm MT4 |
| Countersinking | 10 - 79 mm |
| Tapping | with tap collets: up to M42 |
| With Tapping Attachment | up to M42 |
| Input | 2,500 Watts |
| 4-speed gearbox | Right/Left |
| 1st speed | 30-80 rpm |
| 2nd speed | 50-120 rpm |
| 3rd speed | 130-350 rpm |
| 4th speed | 210 - 550 rpm |
| Arbor | MT4 |
| Stroke | 330 mm |
| Voltage | 230 VAC 50/60 Hz |
| Magnetic adhesion | 20,000 N |
| Magnet Foot | 92 x 400mm |
| Type of Magnet | Rigid |
ALFRA delivers high-performance metalworking solutions engineered for precision and durability. Its Rotabest machines feature powerful high-torque motors, oil-bath gearboxes, and strong magnetic adhesion for stable and efficient drilling performance. ALFRA cutters are developed with over 35 years of manufacturing expertise, utilizing CNC technology, optimized cutting geometry, and specialized heat treatment for enhanced hardness and long tool life.











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