This valve lapping tool set is good for automotive professionals and hobbyists who require reliable and efficient tools for valve maintenance. The suction cups ensure a secure grip on the valve surface, while the pneumatic options offer versatility. This set is designed to deliver precise and smooth valve lapping results, improving engine efficiency. Features -Color:Yellow -Material:Plastic -Size:3.80X3.50X3.50cm/1.49X1.38X1.38in(L) -Size:3.80X3.20X3.20cm/1.49X1.26X1.26in( ) -Size:2.60X2.30X2.30cm/1.02X0.90X0.90in(S) -Quick grinding efficiency: achieve rapid and effective grinding of automotive components with this high performance suction tool, designed to save time -Versatile functionality: ideal for various car repair tasks, including valve lapping and suction cup maintenance, offering a comprehensive repair solution -Good construction: made from sturdy materials, this tool has durability and reliable performance -Easy to operate: the pneumatic designed simplifies handling, reducing physical strain and increasing work efficiency -Professional tool design: engineered for automotive repair experts, ensuring good repair and maintenance work Package list: 3 x valve grinder suction cups