As someone who hasn't had back problems catch up to him yet from earlier life (slipped a disc at 14, expect it to haunt me soon), I'm reading this with interest. I remember a similar stool when working in Denmark where sit/stand desks are the law, but the ones the posh office had were fitted...
if it's just to dip one's toe in, why not look at the 75? can be had for a lot less and just as much use as the 90 (which isn't a lot to be honest. :) )
you'll be able to turn that table insert round in a few ways depending on the blade and possibly it's been designed to let a sanding bar be fitted too. may also be so you can have a few blades with blade clamps fitted and slot them through the insert.
they do nothing of any great use to you, go...
drinks can is way to thin for spinning, not to mention it's already been drawn which will weaken it further for spinning (you can anneal it but it will still be rather thin). You want something more in the realms of 0.5mm thick which will reduce in thickness to around 0.3mm after forming I'd...
any compressor will do the former, adding a venturi will do the latter.
https://www.veneersupplies.com/products/Project-V4-Auto-Cycling-Venturi-Vacuum-Press-Kit.html
you will need need a t25 torx bit (most likely, as it's been the norm for 10+ years to use torx on discs) to remove the disc from the wheel.
you will need a 5mm allen key to align the disc again if it rubs due to a slight change in offset of the disc (you should get lucky as there is a...
https://www.amazon.co.uk/gp/product/B08CXGZQQN/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1
because a fixie still has to have a front brake according to the letter of the law in UK. :)
oh and Rorschach, nope, not aimed at you.
that would be me then. :) I'm the bike mechanic, qualified...
Drawbacks of disc brake?
Lack of knowledge on how to install them- check
Buying cheapest of the cheap because they all look the same- check
Back fitting them to a lever not designed for discs (cable only) -check.
Lumping all disc brakes in to one pile -check
Did i miss anything?
The British population is approximately 60m. It os a fair spilt of around 30m male and 30m female. The average length for sex is 3 minutes. So a cock is used on average.......
Basically we dont need cock, you'd be better to hire one.