The finest tool's made for Blue Printing your
motor are from Magnehone!
This tool will radius your motor brushes to the size
of your armature comutator which will then
require less break in time and faster motors!
Two sizes; .193 & .200 to radius your brushes!
.193 side is for American made arms that have had the com cut a few times
.200 side is for all new American made arms