Originally Posted by dvwalker
You may have seen a round 3-way rocker switch (hi/off/lo) that fits into the HDB switch hole, very clean and good looking switch. Paul does indeed need to pre-drill for that switch style. This round switch comes in many warmer kits, vs the more common toggle bar type.
There is a hole already in mine, but it's not big enough. Would I bugger it up if I just enlarged the hole in a drill press with a 13/16" bit so it would fit the switch?