Features: This 23 piece pneumatic brake caliper tool features a 360 degree rotating handle for smooth clockwise or counterclockwise piston rotation, preventing damage to pistons or seals during brake pad installation with a greatest pressure of 114 for efficient and stable performances. Constructed from strong aluminum and carbon steel, it includes 22 carbon steel adapters and a magnetic base for easy replacement, ensuring integrity and long lasting use in automotive repairs. Ideal for both professional mechanics and enthusiasts, this versatile brake piston compressor set is designed for anyone performing disc brake maintenance on most domestic and imported vehicles. Perfect for scenarios like replacing brake pad and adjusting pistons during routine brake systems overhauls, it ensures quick and safe operations in workshops or home garages. The complete set comes with a sturdy tool box for convenient storage and transport, enhancing organization and accessibility for all your automotive tool needs. Specifications: Component : high carbon steel Size: about 257x175mm/21x7inch Package Includes: 23pcs Brake Caliper note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.