Features: Suitable for polishing pads backer plate, drill bits, cutting disc, saw blade, polishing machine, other compatible tools etc. Suitable for thread conversion of different threaded angle grinders. Enhance the operability of the machine, convenient for the corners, deep processing and polishing Small in size and easy to carry, you can take it with you to anywhere you want to use. Easy installation and simple operation, no need too much professional skills to complete the installation. : Size: total length 42MM, male thread length 17MM, outer diameter 22MM Type:Angle Grinder Adapter Converter Material:Metal color: Black Model: M10 - M14: M14 male to M10 female Package Contents: 1 x Angle Grinder Adapter Converter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.