General description Includes a comprehensive set of low profile Hex, Star* Tamperproof, and Spline bits, designed for versatility and ease of use in various applications. Technical specifications Low profile bits with a 10mm protrusion Hex bits: 3, 4, 5, 6, 7, 8, 10mm Star* Tamperproof bits: T10, T15, T20, T25, T27, T30, T40, T45, T50 Spline bits: M5, M6, M8, M10, M12 Ratchet driver length: 170mm Ratchet driver size: 12mm (6pt) Spanner size: 12mm Spanner material: Satin finish chrome vanadium Bits material: Impact grade S2 steel