Introducing the groundbreaking pneumatic brake caliper piston compressor – a game-changer in brake maintenance! With its straight-shot, non-impact action and durable rubber O-rings, it delivers continuous pressing force powered by your air compressor. Effortlessly wind back pistons with the hinged handle, saving time and effort. The magnetic twin pin attachment base and included pad attachment make it compatible with most calipers. Kit includes 23 twin pin press pad attachments, catering to a wide range of vehicle models.