For those looking to maintain their vehicle's engine performance, the spark plug installation aid is ideal. This tool ensures a precise fit and reduces the risk of damaging the spark plug or engine, making it a reliable choice for both professionals and car enthusiasts. Features -Color:Black -Material:Rubber -Size:29.50X1.40X1.40cm/11.59X0.55X0.55in -Small Hole Inner Diameter: 8.6 mm -Large Hole Inner Diameter: 8.8 mm -Small Hole Outer Diameter: 12.7 mm -Large Hole Outer Diameter: 14.5 mm -Simplified spark plug tasks: this tool is designed for car spark plugs, making the installation and removal process efficient and . - durability: crafted from safe rubber, this tool is built to last, providing a practical solution for your automotive maintenance needs -Accurate installation: the precise design of this tool ensures accurate spark plug placement, minimizing the risk of damaging other engine parts -Portable and easy to use: with its compact size and ease of use, this tool is ideal for both professional mechanics and diy enthusiasts, making it a practical addition to any toolkit -Simple to use: Speeds up the spark plug installation and removal process, saving valuable time in the garage or workshop Package list: 1 x spark rubber installation stick