At 12:22 PM 11/19/05 -0600, you wrote: >I can't fathom why it is "better" to put the fixed jaw on with a keyway unless it is cheaper to make them that way. Jesse, That's what my guess would be, and that it's cheaper to make them more accurate that way. Mine has only one casting, the base. Regards, Harry 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.