This car tire repair tool can easily and quickly repair all tubeless tires on most vehicles. The tire plug is a spring-loaded device that "drives" the plug into the hole. The shaft of the plug expands under pressure to fill the puncture. The mushroom head of the stopper is fixed on the inner wall and does not allow air to escape. Cleaning and punching: remove the holes caused by dirt, use a special cone knife to reciprocate several times, all dirt form separable holes inside and outside. Load the rubber: the tires buckle the rear pins of the back, causing the final push rod to move backwards. Choose different types of rubber according to the size of the punching hole, apply lubricating and economical rubber to the tail insertion hole, the rubber at of the thin tube pushes the cavity with a small tip, and advance the (size) according to the glue in the . ) You can select the appropriate rotation on the two prompts. Install the plastic guide rod: choose different sizes according to the