Examples of the tool shown can be found by following the Amazon link below.
Ensure bleed nipple is always uppermost when retracting piston to expel all air.
In this video I show how this excellent cheap tool makes piston rewinding very simple and quick and how this method ejects the worst fluid in the braking system.
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On this page of the site you can watch the video online Brake Caliper Rewind Tool and Preferred Method with a duration of hours minute second in good quality, which was uploaded by the user SiRobb 01 January 1970, share the link with friends and acquaintances, this video has already been watched 1,469 times on youtube and it was liked by 51 viewers. Enjoy your viewing!