The first two items could be classed as luxury items. However, this will be my one and only aircraft build and I wanted it to be as painless as possible, particularly as I am going for the standard build.
Lert me say I could not do without them all. The pneumatic squeezer is simply great for the AD4 rivets and for dimpling flanges.
When your skins look like hedgehogs with all those clecos the air cleco tool saves your wrists.
The air dril is great - simple as that and cost me £34.