It's an old gag, but when you drop your just completed, beautifully machined part on the concrete floor, is that what is meant by "ground finish"! Back in my box for another 10 years! Merry Christmas to all Ian _________________________________________________________________ Get a bird’s eye view of the world with Multimap http://clk.atdmt.com/GBL/go/115454059/direct/01/ 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.