Photo 1 of 2-Pack B20K Speed Knob Fits - Replacement Nail Drill for Medicool Pro Power 20k - Professional Nail Drill with Control Board Speed Knob, Washer, Nut - Easy Installation

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Photo 1 of 2-Pack B20K Speed Knob Fits - Replacement Nail Drill for Medicool Pro Power 20k - Professional Nail Drill with Control Board Speed Knob, Washer, Nut - Easy InstallationPhoto 2 of 2-Pack B20K Speed Knob Fits - Replacement Nail Drill for Medicool Pro Power 20k - Professional Nail Drill with Control Board Speed Knob, Washer, Nut - Easy Installation