DW-12-20-S-D-400 DW-12-20-S-D-450 DW-12-20-S-D-610 DW-12-20-S-D-630 DW-12-20-S-D-665 DW-12-20-S-D-718 DW-12-20-S-D-720 DW-12-20-S-D-750 DW-12-20-S-D-790 DW-12-20-S-D-800