Ball bearing roller allows work to be easily pulled onto the bed of the machine Free running action for easy movement of materials Keeps both hands free to control the machinery safely Prevents the work from binding or tipping as the cut is made Allows longer stock to be easily handled by one person Ideal for infeed and outfeed support on crosscut applications or as a take-off support for ripping and planing work Increases efficiency and productivity Can be used on commercial saw stands Ideal for mitre saws