Reuters Market Eye - Apollo Tyres (APLO.NS) gains 3.2 pct, JK Tyre and Industries (JKIN.NS) rises 4.6 pct and Ceat Ltd (CEAT.NS) gains 7.6 percent.

Traders say operating margins may increase further as key raw material prices decline.

Natural rubber prices in the local market are near five-year lows.

Brent drops towards $81 as oil glut worries counter disruption risks.

Crude prices have dropped by over 25 pct since June.

(Reporting by Abhishek Vishnoi)