Check the listing for details. Stud Mount Valve Spring Compressor Tool & Valve Stem Seal Pliers & Valve Holder. Condition: New. Listed at 65.99 USD. 66784 Stud Mount Valve Spring Compressor: Fit for all 3/8" & 7/16" Rocker Studs. Specially designed for compressing valve springs with the cylinder head on block. Easily and quickly remove valve spring from an assembled engine for checking or replacing.HW0107 Valve Stem Seal Pliers: Fit for most cars in the market, works with OEM and aftermarket seals regardless of their configuration. Specially designed for removes valve stem seals on overhead camshaft engines without damaging the seal. Also can be used to remove springy hose clamps.19700 Valve Holder Hose: Commonly used when valve springs or valve stem seals are replaced. Comes with two-step fitting for both 14 mm and 18 mm threads. Heavy duty 12" flexible hose allows easy access to spark plug hole and air supply. Thread fitting to spark plug hole and other end to air supply. Air pressure helps prevent the valve from falling into the combustion chamber.SATISFACTION GUARANTEE: Yoursme aims to provide the best service for our customer and built to provide exceptional levels of durability, if you're not 100% satisfied with our item, simply return it for a full refund in 60 days. We support 12 months’ Warranty. If you have any problems about our products, please feel free to contact us. 66784 Stud Mount Valve Spring CompressorUniversal valve spring remove tool fits for all 3/8'' and 7/16'' rocker studs, specially designed for compressing valve springs with the cylinder head-on.Simplifies between-rounds valve spring changing. Easily and quickly replace valve springs, remove valve spring from an assembled engine for checking or replacing, quickly and easily press down to compress coil spring then remove valve keepers.The tool disassembles easily. Use the principle of leverage, press down to compress coil spring, then remove valve keepers, and release slowly, then remove the valve spring. The handle gives all the leverage needed to compress the strongest springs.Made of heavy-duty steel, treated with anti-rust and anti-corrosion, solid and durable. A strong, durable handle withstands the most extreme high-pressure valve springs. 19700 Valve Holder HoseUsually used when the valve springs or valve stem seals are replaced.Comes with two-step fitting for both 14 millimeter and 18-millimeter threads. Heavy-duty 12" flexible hose allows easy access to spark plug holes and air supply.Thread fitting to spark plug hole and another end to air supply. Air pressure helps prevent the valve from falling into the combustion chamber.Made of a top-quality rubber with brass fitting connections, resistant to high pressure, acid and alkali, corrosion and oil, kinks, and abrasion.HW0107 Valve Stem Seal PliersHigh strength steel construction, studry and durable, difficult to damage.Valve Stem Seal Pliers Replace for Betooll Seal Removal Tool.Pliers nose has serrations in the tip for improved grasp on seals.The long neck design can reach into confined area of the seal to grip it for removal.Function--Seal Removal Tool removes valve stem seals on overhead camshaft engines.This valve stem seal tool doesn't damage stem seals when fitting to a cylinder head but you run the risk of distorting the seal if you just use a pair of normal pliers.