Originally Posted by drmgcm
The sanding vs tape issue, it's quite a debate on many forums, however on our multicopters which use lightweight Abs props either 2 bladed or 3 bladed, i would never use the sanding method, i would always use the tape method.
Just my two cents from many, many years of rc'ing.
All the best
Thanks Danny - I just spent the evening balancing my new 3 bladed props and used tape - I've never used the sanding method, but most of the guides I read advised sanding. Another benefit to tape- if you put on too much, it's easy to remove - not so easy to put back material you sanded away!