Features: 1.This snow tire studs are suitable for most of tires and add ultimate off-road capacity to your car, ATV, motorcycle, bike, shoes, etc. 2.High quality and rational design, it brings a good anti-slip property for your tires. 3.It has a low ground pressure and it is environmentally with minimum impact. 4.Made of mild steel and tungsten steel, these tire stud screws are strong and durable in use. 5.Anti-slip nails are tire accessories that are directly embedded in the surface of the tire to increase the tire's anti-skid ability and safety performance while making the tire more beautiful.Specification:Condition: 100% Brand NewItem Type: Tire Stud ScrewsPin:Material: Tungsten SteelChemical Composition: WC, CoDensity (g / cm3): 10.0-14.0Hardness:> 1380 HV30Bending Strength (N / MM2): 1660Metallographic: A04B02C02E00Grain Size (um): 1.2-2.0Abrasion Resistance Index: 71 7.5Color: BlackBody:Material: Mild SteelSurface Treatment: Galvanized (no cracks, corrosion on the surface, and no separation of zinc coating)Projection Size: Approx. 1mm / 0.04inPenetration Size: Approx. 9mm / 0.4inSuitable for all kinds of automobile and motorcycle tires with holes, non-slip shoes, ATV/UTV, forklifts, off-road vehicles, etc.Installation Steps: (requires professional installation tools)1. Insert the anti-slip nail into the nail gun;2. Put anti-slip nails into tires or shoes with holes;3. It can be installed in the hole of the tire reasonably.PackageList:100 x Tire Stud ScrewsNote:The holes used to insert studs in car tires can be easily punched out, and can be easily removed even without professional installation tools. In addition, the user can also install or remove the anti-slip nails according to different seasons. When not in use, it can be easily removed and stored for the reinstallation. The user should first consider the thickness of the car tire and the depth of the hole when selecting the anti-slip nail for a car tire.