How to force a factory reset or hard reset on Micromax devices

Micromax A57 Ninja 3.0 Micromax A57 Ninja 3.0
Micromax A87 Ninja 4.0 Micromax A87 Ninja 4.0
Micromax A89 Ninja Micromax A89 Ninja
Micromax A110 Canvas 2 Micromax A110 Canvas 2
Micromax A101 Micromax A101
Micromax A116 Canvas HD Micromax A116 Canvas HD
Micromax A115 Canvas 3D Micromax A115 Canvas 3D
Micromax Bolt A27 Micromax Bolt A27
Micromax Bolt A35 Micromax Bolt A35
Micromax Bolt A51 Micromax Bolt A51
Micromax Bolt A62 Micromax Bolt A62
Micromax Ninja A54 Micromax Ninja A54
Micromax Ninja A91 Micromax Ninja A91
Micromax Viva A72 Micromax Viva A72
Micromax Funbook Talk P360 Micromax Funbook Talk P360
Micromax Funbook Talk P362 Micromax Funbook Talk P362
Micromax Funbook 3G P560 Micromax Funbook 3G P560
Micromax Funbook 3G P600 Micromax Funbook 3G P600
Micromax A111 Canvas Doodle Micromax A111 Canvas Doodle
Micromax A110Q Canvas 2 Plus Micromax A110Q Canvas 2 Plus