How To Root Android Nexus Device Using (Nexus Root Toolkit)

How To Root Nexus Devices Using (Nexus Root Toolkit)
Before doing it this way, it helps you see the video tutorial below the root post

Supported Nexus devices:


Galaxy Nexus: GSM Models (both yakju and non-yakju builds)
Galaxy Nexus: CDMA/LTE Verizon Models
Galaxy Nexus: CDMA/LTE Sprint Models
Nexus S: Worldwide, i9020t and i9023 Models
Nexus S: 850MHz, i9020a Models
Nexus S: Korea, m200