On 11/28/2009 09:21 AM, Larry Jaques wrote:

I thought it would only be used when making NEW bases, centering them
prior to drilling holes for fastening it to the router. I've never
seen a base which would adjust at all on the router. Have you?!?

I think the ones on the Bosch 1617 have the option of using counterbored
oversized holes with pan-head screws.

Chris