where we can get painting materials at tirunelveli/madurai?

I am living at tuticorin and had started learning to paint..i do much watercolouring.I wanted to get the following items
1.Art easel-box type table top
2.Winsor and newton WC series
3.good quality artist grade paint brushes.
Need to know where the above items are available at tirunelveli and madurai..planning to this weekend..pls suggest me some nice shops at this area..
had been searching for hte past one month