Perfect for servicing Hope calipers. Could only be improved by having a nail polish style brush on the lid. I ended up using cotton buds which weren't great for the job.

Sorted sticking piston issue with Tech 4 brakes

Does the job well. You only need the smallest amount to keep your piston running smooth.

Kinda expensive for what you get but if it saves me from a caliper rebuild then worth it.

I've had no pad seizures as yet but time will tell