Ermila Attachment Comb Set 3, 6, 9, 12, 18 & 25 mm No. 1881-7170 Combs for the following models: type 1170 type 1230 type 1400 type 1852 type 1853 type 1854 type 1855 type 1870 type 1871 type 1872 type 1873 type 1881 Cutting lengths: 3 mm / 6 mm / 9 mm / 12 mm / 18 mm / 25 mm.