Repeatability of Router Seating

[Machinist (Bill Blades)]

@jnordyke John, for the most part the router holder does a pretty good job, but on this subject you should be aware of this one simple ‘gotcha’, which I’ve outlined here:

PSA: Be aware of this when clamping router into the holder

I found that it is advisable to pull the router up about 1/8" when clamping it into the holder. The router has a taper at the top. If you simply insert the router into the holder and let it bottom-out and tighten the screws, you are probably clamping on this taper. The router may feel tight, but if it’s clamped on this taper it will not be truly secured as intended by the holder, and could move when under cutting pressure. Additionally, it would essentially be sitting cock-eyed in the holder. Th…