If your tire's tread has become less than 1.6 millimeters, then it is a clear indication that your car needs new tires.
यदि टायरको ट्रेड १.६ मिलिमिटर भन्दा कम भयो भने यो नयाँ टायर आवश्यकता छ भन्ने स्पष्ट संकेत हो ।