Covered by Clarkes *Lifetime Tool Guarantee for that extra piece of mind, this fantastic quality set contains 32 Chrome Vanadium Steel **Torx-Star Bits , each with a ½\" square drive for any ½\" square drive ratchet. The full set contains the following sizes - T20, T25,T27, T30, T40, T45, T50, T55, T60 & T70 - fitted with drive shaft lengths at 55mm, 100mm, 140mm & 200mm for excellent access whatever the location (T20, T25, T27 & T30 bits are only available with 55mm & 100mm shaft lengths). ** Torx Star bits for Torx® fasteners. \'Torx is the registered trademark for Camcor / Textron Inc.