Precise thread for stable installation Smooth grinding, not loose stainless steel materials, practical and By using an extended shaft, additional can be provided to safely polish these areas without the risk of hitting / damaging the paint The M14 to M14 angle grinder extension rod tool can make you work better,, more efficient and more labor saving For the local crevices that cannot be thrown away by the edge of the angle grinder or the polishing machine, install the extension rod, and the grinding and polishing can be step, Manufacturer: uikios