\begin{tikzpicture}[thick,inner sep=0.1cm]
	\foreach \t in {30,60,...,360}{
		\node [fill,circle] at (\t:2) {};
		\draw (\t:2) -- (\t+30:2);
		\draw (\t:2) -- (\t+60:2);
	}
\end{tikzpicture}

