Features: Function: This brake piston compressors wrench is mainly used to push back the brake piston, replace the brake pads, repair and install the car brake cylinder, it is an essential car-gadget for garage and personal-repair, very practical. Material: Our brake piston compressors wrench is made of quality material, which is strong, corrosion-resistant and sturdy. There is a rubber sleeve on the handle, easy to use, comfortable in the hands. not easy to fatigue for a long time, and improve work efficiency. Wide Fit: Perfect for most brake caliper ratchets, four-piston calipers for trucks and commercial vehicles equipped with dual and four-piston fixed calipers or single and dual piston floating calipers. Professional Tool: This heavy-duty carbon steel brake caliper press is designed for adjusting automobile brake pumps. Working range 40 - 70 mm. Easy To Operate: Swing the long levers handle to expanding and retract the spreading plates, and the positive and negative regulation is realized by flipping the reversing switch in the ratchet. Because of ratcheting mechanism, both spreading plates need pressure to start the ratchet, please squeeze them for the first few swing until the suitable size to insert into the calipers, then go-ahead to swing Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Size: As Shown