Rated Voltage: 13.5 VDC
Rated Speed: 100 RPM
Rated Load: 60 Watts
Rated Torque: 3 N-m (2.2 ft-lb)
Mounting: M6 screw holes
Shaft: 3/8" shaft with 1 flat ("D" shaft) where flat to OD is 0.322" and the length of the shaft is 0.886" long
I bought this makermotor to motorize my grain mill for home brewing. I got the motor as well as the power supply from makermotor. Works well. Grinds grain with no issues.