Bezel Setting Set consists of 16 concave steel punches for closing round bezels around stones precisely and uniformly. Set can also be used for tube settings as well as to close the prongs of a setting. The size of the punches range from 2.00 to 9.00 mm.Set comes in a wooden box and includes hardwood handle to hold the individual tools.JETS Product # 0710-1516DSPECIFICATIONS:16 Pcs Set Prong Closing Punch SetPunch Sizes: 2mm - 2.75mm - 3.00 - 3.75mm - 4.5mm - 4.75 - 5mm - 5.25mm - 5.5mm - 6mm - 6.5mm - 7mm - 7.5mm - 8mm - 8.5mm - 9mmChuck Handle IncludedComes in a Wooden Storage Box