Apollo Tools DT1312 4-Piece Hex Key and Bit Set... This 4 piece folding hex key and bit set is heat treated, chrome vanadium steel for durability and has comfort grip handles. Contains: - Bit Set: #00, #0, #1, 1.5mm, 2mm, 2.5mm - Nine SAE piece Folding Hex Key Set: 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4". - Eight Torx Piece Folding Hex Key Set: T9, T10, T15, T20, T25, T27, T30, T40. - Eight Metric Piece Folding Hex Key Set: 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm. DT1312