Drive for filament extruder 1-5 RPM

I used an e-motor with gear 3000-1 4.5-15 volt 540 type Conrad 222368 euro 38 and a controller Conrad 222347 euro 20.
The drill (slangenboor) 16 mm x 400 mm euro 15.
Drill can turn 1-2-3-4 or 5 RPM.
Bearing 40x16-15 powersupply from scanner 12 volt.
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