A small, handy tool for working on side edges (88°/89°). Contents: sandpaper for dealing with rust points on the edge; 4mm hard metal file for filing the edge; diamond for finishing the edge. Ideal when on the move. Grinding side edges: 88° and 89° 3 x different finishers, 1 x sand paper, 1 x diamond, 1 x 4mm wide file.