Had not planned to, often call in when passing the venue travelling up the Foss Way, have been fairly regularly over the years especially if something is 'needed' for the kit.
Always interesting to see and appreciate the skills and dedication of the exhibitors.
A good source of those must have odd ball tools, nuts bolts drills, replacement taps dies etc. and stock up on a selection of metal bar stock and offcuts.
If looking for extra 'Jacobs' chucks for instance you can handle them and self select items from the bargain bin offerings or compare the merits of the premium versions.
Have in the past sourced silver soldering kit and consumables that are almost impossible to source sensibly locally at realistic offer prices.