m18 1 4 orbital sander milwaukee m18 bqss 0Milwaukee M18 1 4" orbital sander has a high performance motor provides 11,000 to 13,000 sanding strokes per minute for faster material removal Speed selector with 6 speed settings allows you to set the correct speed for different types of material Clamp type pad allows for easy sanding sheet changes Paper retention clips for use with standard sandpaper sheets Low profile knob with textured rubber grip for improved ergonomics The anti rotating orbital