Features:
Made of hard alloy, super durable.
The screw in tire studs can increase the friction between the tire surface and the ground, so as to improve the stability of the vehicle in the process of running, very suitable for driving or riding on snowy days, and the small size is also applicable for snow boots, allowing you to go climbing, hiking, camping without sliding and falling easily.
You will receive 200 pieces of carbide screw tire studs , enough to satisfy your demands for daily use and replacement, you can store them for a long term use or share them with your families and friends.
Can be lightly removed and stored for next use.
Fits for most tires and adds ultimate off-road capacity to car, truck, motorcycles, etc.

Specifications:
Material: hard alloy
Color: Silver
Item Size: 4 x 12mm
Item Quantity: 200pcs/bag
Package Size: approx. 11 * 7 * 3cm X 2
Package Weight: approx. 162g

Note:
Please choose appropriate size of new studs in the installation process in terms of the depth of tire thread.
Installation:
Drill (using a very small bit) down from the center of chosen knob into the tire.
Drill a screw up from inside to out. If the angle isn't perpendicular to the tire, it will stick out one side or the other. Do one hole and screw at a time.  Put duct tape over the screws on the inside of the tire. Sometimes it is best to use two layers of tape.

Package List:
200 * Anti-Slip Screws
2 * Installation Tool