The Bahco BE-9878 Metric Hex L-Key, 9 Piece, Set features keys made from high quality steel, entirely hardened. Their nickel plated surface protects against corrosion. Supplied in a two-component compact holder with hanging hole. Providing instant selection of the required size and easy storage of the keys. Specifications Sizes 1.5, 2, 2.5, 3, 4, 5, 6, 8 and 10mm. Piece Quantity 9.