How many strokes per minute does a double-arm mixer perform?
All 1-speed models perform 40 strokes per minute; the 2-speed models, 60 per minute.
Can I have a double-arm mixer that performs more strokes per minute?
You can, upon request.
Do double-arm mixers have a timer?
Double-arm mixers do NOT come with a timer, but it is available upon request. You can install the timer if you change the electrical board.