What is the standard thickness of a granite kitchen countertop?

What is the standard thickness of a granite kitchen countertop?

 

Standard thickness of Granite worktops is 20 mm and 30 mm. 20MM granite worktop thickness is mainly used in the bathroom, some times owner opts for kitchen also. This is the lowest price thickness also. 30 MM granite worktops are most commonly used countertops in kitchen. By the way do you know that you should make sealing to your countertops? If no, I recommend to pay attention to this question. Here you can find out more info about this.