Ahhh. A problem! Of course, you could always knurl it to increase the diameter. Only a shallow knurl or you may go to the other extreme. alan@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx www.alanstepney.info Model Engineering, Steam Engine, and Railway technical pages. ----- Original Message ----- From: "Allen Messer" <al_messer@xxxxxxxxx> To: <modeleng@xxxxxxxxxxxxx> Sent: Friday, October 08, 2004 1:00 AM Subject: [modeleng] Re: D'jever have one of thise days? Like forgetting the "heat factor" when taking the final measurement before taking the final cut on a mandrel upon which you have worked most of the afternoon, which is supposed to be used to mount a flywheel with a previously finished bore? And what should be a good press fit turns into a good running fit when things cool off? Yeah! Been there and done that!! Al Messer MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.