Makita B-57554 1/4" Hex Magnetic Nut Setters (4 Piece) The Makita B-57554 is a 4 pack of the popular 1/4" Hex Magnetic Nut Setters in a handy pack. B-57554 Specification: Overall Length: 48mm Shank: 1/4" Hex Size: 8, 10, 12, 13 Pack Quantity: 4 What is Included: 1 x 1/4" Hex Magnetic Nut Setter 8mm 1 x 1/4" Hex Magnetic Nut Setter 10mm 1 x 1/4" Hex Magnetic Nut Setter 12mm 1 x 1/4" Hex Magnetic Nut Setter 13mm