depending on the machine, you may need to turn on the rigid tapping function with an m-code prior to issueing the G84!!!!
My personal preference is to use IPR, as a simple speed change will not require me to recalculate the feed!!!!
Safety first!
__________________ "It's only funny until some one get's hurt, and then it's just hilarious!!" Mike Patton - Faith No More Ricochet |