MABUCHI RS-540SH-8022 DC 6V-9V 7.4V 20800RPM High Speed Power Large Torque RS-540 Motor For Electric Drill Garden Tools Car Boat MABUCHI RS-540SH-8022 DC 6V-9V 7.4V 20800RPM High Speed Power Large Torque RS-540 Motor For Electric Drill Garden Tools Car Boat. Sale price : $6.50 Category : Home Improvement