We would call the best paper shredder machine in Mumbai which has the following qualities-
A good brand and excellent performance
Good price and value for money and
Excellent after sales support
There are several machines to choose from now in India some being sold since the past several years, one of them that we would recommend is from Intimus. They have three models to choose from according to usage. With an excellent after sales in Mumbai, you can be sure of good prompt support for the shredder machine even after the warranty period.