DW-20-12-G-Q-400 DW-20-12-G-Q-450 DW-20-12-G-S-235 DW-20-12-G-S-510 DW-20-12-G-S-530 DW-20-12-G-S-552 DW-20-12-G-S-570 DW-20-12-G-S-600 DW-20-12-G-S-610 DW-20-12-G-S-625