Hi friends I am harsh magar today I draw this sketch

This is Amitabh bacchan sir sketch

To draw this sketch there are sum condition
1) You need 4B pencil when you use this pencil you get the soft and bright finish of sketch 
2) You want to use A4 bright paper
3) And you must be use HB pencil for outline
4) You need 6B pencil but it is optional

The link's of instruments for drawing