Solid carbide rod dia 3 mm ground to plus minus 15 micron 320 mm length iso grade k 20 or equivalent grade,solid carbide rod dia 5 mm ground to plus minus 15 micron 320 mm length iso grade k 20 or equivalent grade,solid carbide rod dia 7 mm ground to plus minus 15 micron 320 mm length, iso grade k20 or equivalent grade,solid carbide rod dia 8 mm ground to plus minus 15 micron 320 mm length, iso grade k 20 or equivalent grade,solid carbide rod dia 9 mm ground to plus minus 15 micron 320 mm length, iso grade k20 or equivalent grade,solid carbide rod dia 15 mm ground to plus minus 15 micron 320 mm length, iso grade k20 or equivalent grade,solid carbide rod dia 17 mm ground to plus minus 15 micron 320 mm length, iso grade k 20 or equivalent grade.,solid carbide rod dia 19 mm ground to plus minus 15 micron 320 mm length iso grade k20 or equivalent grade