No load speed High: 0-1900rpm and low 0-600rpm. Blows per minute high 0-28500bpm, low 0-9000bpm. Makita 10.8 Volt Drills. Makita 18 Volt Drills. Makita Electric Drills. Cordless Drill. Manufacturer's T's & C's will apply (misuse will not be included under warranty).
