... .Suitable for use in a wide range of ferrous and non-ferrous materials.Excellent for use in finishing operations. Multi ... 41 each of 3,4,5,6,8,10,12,14,18,20mm320-1004320-0004202&41 each of ... 3,4,5,6,8,10,12,14,16,20mm320-1005320-00051021 each of 3, ... 4,5,6,8,10,12,14,18,20mm320-1006320-00061041 each of 3, ... 4,5,6,8,10,12,14,18,20mm320-1007320-0007941 each of 4, ...