drilling a .096 dia into 316 x 3 inch/ not going straight
drilling a .096 dia into 316 x 3 inch/ not going straight
(OP)
I'm trying to drill (in a lathe)a .096 dia into 316 stainless X 3 inches long. I'm having problems with it staying in the center. I would like no more than .010 TIR. Any ideas out their ?





RE: drilling a .096 dia into 316 x 3 inch/ not going straight
RE: drilling a .096 dia into 316 x 3 inch/ not going straight
Even with all this I would say you are up against it, could you outsource to a specialist deep drilling company? Failing that drill the hole with sacrificial ends true up between centres.
Good luck.
RE: drilling a .096 dia into 316 x 3 inch/ not going straight
One trick to improve straightness is to turn the part and the tool.
RE: drilling a .096 dia into 316 x 3 inch/ not going straight
RE: drilling a .096 dia into 316 x 3 inch/ not going straight