1. Type "Sendto" in RUN dialog box and press <Enter>. It'll open "Send To" window.
2. Open My Computer and select all drives or any particular drive, which u want to add in Send to option.
3. Now right-click on any drive from the selected group and select "Create Shortcut". It'll tell u that the shortcuts will be crated on desktop.
4. Now goto Desktop and cut those drive shortcuts and paste them "Sendto" folder.