RACOONA Brake Caliper Compression Tool,Car Rear Disc Brake Piston Tool,Car Accessories Caliper Piston Compressor Tool,3/8" Disc Brake Piston Caliper Wind Back Cube Tool,Fits Rear Disc Brakes on Cars. [Working Principle] When replacing the brake pads on the vehicle with rear disc brakes, this cube tool rotates the piston back into the brake caliper; It disassembles and installs the disc brake piston, aligns the piston groove with the back of the brake pad, and rotates the piston back into the caliper.
