Hmm 3 top end combisFor informational purposes, here's a video AvE made several years back, as part of a series drawing comparisions between top end Makita, Dewalt & Milwaukee combi drills and his observations are certainly interesting.
I'd draw particular attention to the chucks as Makita have never used plastic chucks on top of the range drills, which is at odds with your claim about owning a ÂŁ400 Makita combi complete with plastic chuck.
Before I see it I'm wondering did he successfully reassemble them