€1,325 + VAT

Alfra GmbH Rotabest RB 50 X Magnetic Core Drill



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Alfra Rotabest RB 50 X Magnetic Core Drill

Type: Magnetic Core Drill

Product No: 18751

Power: 230V (also available in 110V)

Magnet: Electromagnet

Drill Description

The Alfra metal core drilling machines of the X-series are a variant of our basic series with some extras - just like the RB 50 X. Our versatile one is offering a variety of advantages making your daily work easier: more performance, more occupational safety, more user-friendliness. The LED sensor on the device is indicating, if the material has the required thickness for reliable magnetic holding force. In addition, the 'motor emergency stop' function is protecting the unit and the user from damage. For you this means precise and effortless drilling - for example with core drills with a diameter of up to 50 mm, with step drills up to 40 mm and with twist drills with a diameter of up to 20 mm. The RB 50 X has an MK2 holder and a continuously adjustable carriage with self-adjusting guide. Its user-friendly extras: the practical membrane keyboard, soft-touch handles, a holder for hexagon keys and a cable in the convenient length of 5 meters.

Technical Specifications:

Core drill dimensions: Ø 12.0 - 50.0 mm

Cutting depth: 50.0 mm

Twist drill: Ø 1.0 to 16.0 mm with quick-release chuck MT 2 up to Ø 20.0 mm with MT2 DIN 345 direct

Counterboring: Ø 10.0 - 40.0 mm

Tapping: with tapping attachment: M3 - M20

Arbor: MT2

Stroke: 190 mm

Height adjustment: 100 mm

Gearbox – on-load speed: 1. Step 250 rpm 2. Step 450 rpm

Power consumption: 1.200 W

Voltage: 230 V 50/60 Hz

Magnetic holding force: 12,000 N

Tool-Force (10 mm): 3,500 N

Min. material thickness: 6 mm

Magnetic base: 92 x 220 mm

Weight: 15.0 kg

Available Accessories:

Transport case

MT-2 arbor 

Coolant ALFRA BIO 4000

Safety belt 

Allen key 2,5 mm DIN911-2,5

Allen key 4,0 mm DIN911-4,0

Allen key 6,0 mm DIN911-6,0

Coolant unit 

 MT2 arbor with internal cooling 


ManufacturerAlfra GmbH
ModelRotabest RB 50 X Magnetic Core Drill
TypeMagnetic Core Drill
Product No18751
Cutting depth50.0 mm
Tappingwith tapping attachment M3-M20
Stroke190 mm
Height adjustment100 mm
Power consumption1.200 W
Voltage230 V 50/60 Hz
Magnetic holding force12,000 N
Tool-Force (10 mm)3,500 N
Min. material thickness6 mm
Magnetic base92 x 220 mm
Weight15.0 kg