Hello everybody i need to learn how to program canned cycles using G41 /42 some guys have told me its not advisable to use it them togather but i think for the kind of parts that we do it ll be ok, can anyone can please help me with a good sample program, incuding the aproachment movement and the right place to instate G41/42 while in the canned cycle G71/70 i am running a lathe with fanuc 18t ,thank you all for your help.