uxcell 1/4 Inch Shank 8mm Hex Socket Magnetic Nut Driver Setter Bit 3pcs Main Material: Metal; Package Content: 3 x Hex Nut Driver; Product Name: Hex Nut Driver Weight: 192g; Features: Magnetic Main Color: Gray; Overall Size: 150 x 13mm/6" x 0.5"(L*D) Socket Type: Hex Socket; Battery Included: No Shank Size: 6.35mm/1/4"; Hex Socket Size: 8mm/0.31"