DW-12-20-F-S-810 DW-12-20-F-S-815 DW-12-20-F-S-820 DW-12-20-F-S-825 DW-12-20-F-S-830 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