\documentclass[a4paper,10pt,oneside,openany,fleqno]{article}
\usepackage{tikz}
\usepackage[active,tightpage]{preview}
\PreviewEnvironment{tikzpicture}
\setlength\PreviewBorder{0pt}%
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\begin{document}
\begin{tikzpicture}
\begin{scope}[transparency group]
\draw[fill=white,draw=black,line width=.2mm] (0,0) circle(.2cm);
\draw[fill=black,draw=black,line width=0.08pt] (0,0) -- (.16,0) arc(0:60:1.6mm);
\draw[fill=black,draw=black,line width=0.08pt] (0,0) -- (-.16,0) arc(180:120:1.6mm);
\draw[fill=black,draw=black,line width=0.08pt] (0,0) -- (0,-.16) arc(270:240:1.6mm);
\draw[fill=black,draw=black,line width=0.08pt] (0,0) -- (0,-.16) arc(270:300:1.6mm);
\draw[fill=black,draw=white,line width=.2mm] (0,0) circle(0.3mm);
\end{scope}
\end{tikzpicture}
\end{document}
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