user: ### NOW ANSWER:
Question: What are all the 100 m group (mm) with a .308 winchester cartridge type of .300 Winchester Magnum cartridge type
Columns: ['.308 Winchester cartridge type', '100 m group (mm)', '100 m group ( MOA )', '300 m group (mm)', '300 m group ( MOA )']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['RUAG Swiss P Target 168 gr HP-BT', '13', '0.45', '48', '0.55']
SQL:

assistant: SELECT "100 m group (mm)" FROM "Table" WHERE ".308 Winchester cartridge type" = '.300 Winchester Magnum cartridge type';