❉ Best material: Made of hard carbon steel,cemented carbide,super strong and durable in use.
❉ Huge Benefit: It has the low ground pressure and it's enviromentally with minimum impact.
❉ Quick installation: It is easy to install with certain drill(not includes), put the screws on the drilling machine with a metal sleeve we provided.
❉ How to choose: 7mm(W) X9.9mm (L) Choose appropriate size of new studs in the installation process in terms of the depth of tire thread.
❉ Broadly application: This kind of screws are suitable for most tires and add ultimate off-road capacity to car,truck,motorcycles,etc.is a goood choice for family and friends on Christmas,Thanksgiving,Halloween Birthday Father's Day Valentine's Day,other winter holidays.