The Wiha slimBit electric bits have been specially developed for electrical applications, individually tested as per the international IEC 60900 standard. Providing users with a tool to work safely on live parts up to 1,000 V AC. Wiha slimTECHNOLOGY means blades are up to 33% slimmer. This means low-lying screw and spring elements can be easily reached.slimBits can only be used with speedE, slimVario or TorqueVario-S electric tools. This 15 Piece Set contains the following: 2 x Slotted slimBit electric Blades: 3.5 x 75mm & 5.5 x 75mm. 2 x Phillips slimBit electric Blades: PH1 x 75mm & PH2 x 75mm. 2 x Pozidriv slimBit electric Blades: PZ1 x 75mm & PZ2 x 75mm. 4 x TORX slimBit electric Blades: T10 x 75mm, T15 x 75mm, T20 x 75mm & T25 x 75mm. 2 x PlusMinus/Pozidriv slimBit electric Blades: SL/PZ1 x 75mm & SL/PZ2 x 75mm. 2 x slimBit boxes for easy storage of slimbits, whilst providing an optimum view of the screw profiles. 1 x Belt Holster for slimBit Box.