Item Name: Universal Engine Overhead Valve Spring Compressor Remover Jaw Stem Seal Tool. Product DescriptionFeatures:Designed to remove valve spring quickly without removing cylinder head.Universal design fits most cars and light trucks.Offset jaws easily grip and compress valve springs.Dial adjustment for fast, accurate setup.oxide finish to resist rust.Specification:Size: 14cm * 7.5cm * 4cm5.5*2.2*1.6inmaterial: Carbon steelColor: Silver blackQuantityNote:1.Please allow 0-1cm error due to manual measurement.