Posted by William Halliday on August 28, 2006 at 14:41:30:
In Reply to: Re: GEAR MARKING COMPOUND posted by REA on August 18, 2006 at 18:12:27:
Best I've found is the cement colouring powder(Red),available from most Building Suppliers.
Use with a very small amount of oil this provides excellent results on Bevel/Spur/Helical gears.
Trade name varies from place to place but it should be easily found