7 Piece "Hex-Ball" Shaped Key Set in Single Unit Measures 3.25-inches x 1.5-inches (closed) with a blue anodized steel frame Sizes include: 1/16, 5/64, 3/32, 1/8, 5/32, 3/16, and 1/4 Inch Portable size, easy to carry with a comfortable ergonomic grip Popular style hex and ball shaped heads have more torque than ordinary hex heads Strong and durable construction, professional quality - for those that have a hexagonal socket