DW-50-20-G-D-485 DW-50-20-G-D-500 DW-50-20-G-D-580 DW-50-20-G-D-618 DW-50-20-G-D-675 DW-50-20-G-D-730 DW-50-20-G-D-750 DW-50-20-G-D-775-LL DW-50-20-G-D-825 DW-50-20-G-D-830