Features: Function: Designed to be used with valves spring removers on engines and cars, or to remove valves spring remover installers, the tool to the head while the handle rotates from the base to compress the spring Features: It can squarely remove dry oil-seals without damaging the springs. The valves pliers can extend from around the valves stem down to the restricted area of the-seal to clamp the-seal for removal or installation. Advantages: Made of steel structure, strong, the valves is closed by pressurized airs and will not fall into the combustion chamber. This complete service kit provides everything you need to remove and install valves springs on petrol-engines with upper or lower cylinder heads. It is also perfect for removing valves stem-seals on overhead camshaft engines. This is the ideal kit for most foreign and domestics engines Applicable for OHV OHC gas or diesel-engines 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: Material: Steel Storage box size: 60.5 x 26.5 x 8cm/23.8 x 10.4 x 3 Stem-seal pliers length: 27cm/10.6 Round rod length: 55cm/21.6 Connection hose length: 35cm/13.7 L-type levers size: 20 x 16cm/7.8 x 6.3 7 Hole seats size: 14.5 x 10.5cm/5.7 x 4.1 Package List: 1X Professional Cylinder Head Service Tool Kit