Valencia Perla Floor Standing Cloakroom Vanity (Light Oak Effect - 450mm Wide)

As a DIYer maybe missing something or I installed wrong or I have large hands or not the right tools. The problem I found is accessing the left side wall hole where the fixing goes. The right side is fine and you do not get the curvature of the sink but this is what reduces access to the left side. You then have to reduce the amount of wall sink mounting screw that sticks out as you cannot get the fixings over the end. A lot of plumbers on youtube show installing the unit first then landing the sink on top. It maybe best to install sink first as the unit has a top piece of wood joining both sides which can limit access as well. I couldn't do this as the unit has a hole for pipe access at the bottom and this meant I had to lift the unit over the pipes to gain access so was not able to slide in. In the end I was unable to bolt the left side and I need to get an angle socket to tighten the right so currently held in place with that stuff that sticks like...