NIUNIU Features: Brake pistion press tool adopts 360 ratchet design, which can be used in any direction. Centrally located ratchet evenly spreads force in a parallel manner when compressing pistons to ensure proper alignment and prevent damage to your brake components. Easy to Operate: The extended handle allows for easy change from spreading to retracting. Flip the switch in the ratchet for positive and negative adjustment. Multifunction: Professional for automotive brake pump adjustment. Works on single, twin and quad pistons,as well as single and twin piston floating calipers. Application: Our professional brake caliper press suitable for all disc brake caliper press ratchet wheels. Ideal for most large trucks and commercial vehicles. Quantity: 1pc color: blue Size: see picture for detailed size