DW-12-20-F-S-835 DW-12-20-F-S-840 DW-12-20-F-S-845 DW-12-20-F-S-846 DW-12-20-F-S-850 DW-12-20-F-S-855 DW-12-20-F-S-860 DW-12-20-F-S-865 DW-12-20-G-D-1000 DW-12-20-G-D-1010