Magna 7 Piece Set-91218 Professional Nutdrivers(contains Sizes 3/16, 1/4, 5/16, 11/32, 3/8, 7/16, 1/2) Magna 7 Piece Set-91218 Professional Nutdrivers(contain Size 3/16, 1/4, 5/16, 11/32, 3/8, 7/16, 1/2)