The Sealey TBT11 is a 60 piece bit set that benefits from a durable manufacture and fits the Sealey AP24 and part of the Superline PRO range of tool chests. This set includes: Security TRX-Star* Bits; T20H, T25H, T30H, T40H, T45H, T50H, T55H, T60H (1 each 30 & 75mm) Hex Bits; 4, 5, 6, 7, 8, 10, 12mm (1 each 30 & 75mm) Ribe Bits; M5, M6, M7, M8, M9, M10, M12, M14 (1 each 30 & 75mm) Spline Bits; M5, M6, M8, M9, M10, M12 (1 each 30 & 75mm) Drive Adaptors; 3/8"Sq x 10mm Hex, 1/2"Sq x 10mm Hex