Q) How do I drill the hole into the upper floor if the house is already assembled? My drill is too long? A) The answer is a low cost 90 Degree right angled drill with chuck They fit any drill or power screwdriver and are less than 120mm (4.75) long. This will easily fit into any constructed house It is an essential addition to your construction kit. They cost as little as £8 delivered from eBay or even less if you can collect from a good DIY store |