You could try and shorten the bit that goes into the hole or file a chamfer onto the leading edge so it slots in a little more easily?Mine are very tight, I dare say a bit of damage would be done trying to force them in.
I will probably have to do this, bit shit having to do this though on a kit sold to fit.You could try and shorten the bit that goes into the hole or file a chamfer onto the leading edge so it slots in a little more easily?