Close W.J.
Higher stall Amperage with the C40.

C40
Torque Constant oz-in/amp 8.06
Stall Amperage: 480
Voltage Constant: RPM/volt 167.9
Operating Voltage: 24v

Bosch 750
Torque Constant oz-in/amp 8.7
Stall Amperage:270
Voltage Constant: RPM/volt 167
Operating Voltage: volts 24v

Go figure .


http://www.architeuthis-dux.org/torquecalc.asphttp://www.architeuthis-dux.org/torquecalc.asp

You didnt think I came up with the figures myself!