[Premium quality]: The car valve spring compressor repair kit is made ofhigh-quality carbon steel, which is corrosion-resistant, not easy to deform orrust due to long-term use, and has high strength and long service life, bringingyou a continuous and reliable experience.(Packing list]: You will receive 1 C-clip (11.81"x6.37"), 3 extension screws(2.85"), 1 compression rod (4.75"), and 5 sizes of push rod adapters 0.61",0.73", 0.89", 0.97", 1.17" (16mm, 19mm, 23mm, 25mm30mm).[Premium C-clip jaws]: The car valve spring compressor clamp adopts a sturdyC-clip design, which can effectively prevent bending and sliding duringcompression. It has a maximum jaw opening of 9.5 inches (24.1 cm), which caneasily handle valve springs of various sizes.[Function]: The car valve spring compression kit is mainly used to compress carvalves Spring, allowing you to easily remove and install the valve on thecylinder head, saving time and labor, effectively improving your work efficiencyand safety.[Valve Spring Compressor] Each component is made of forged steel to ensureexcellent strength and hardness, so our C-clamp will not bend or twist under thepressure of the compressed valve spring. The surface of the compressor isoxidized to resist rust and corrosion. High-quality materials for a longerservice life.[Widely Applicable]: The automotive valve spring compressor repair kit issuitable for most vehicles, such as cars, motorcycles, minivans, ATV, UTV, etc.,whether you are a professional mechanic or a beginner, you can use it easily.Specifications: 34x20x4CMWeight: 1452gMaterial: SteelWhat's in the box1 x C-clamp3 x extension screws1 x compression rod5 x push adapters1 x Red Storage Box