This is a mold and tool guide bushing manufactured by Rabourdin Industrie which comes with variation of models having different size and designs. For this series, it comes with different bushes which are ball guide, guide bush, shouldered bush, headed guide bush, brass bush and brass bush having a graphite inserts. For headed guide bush, it comes with different models which are with or without having a centering plug. Others have centering plug with bronze inserts.