38 tools in one ultra-compact setEquipped with 28 bits, bit ratchet (Zyklop - die-forged solid steel construction with direct bit mount), bit holder with quick-change chuck (Rapidaptor technology) and 7 standard 6.3 mm (1/4”) socket bits. For use with hand and power tools (conventional cordless screwdriver)Contents: 1 bit holder with quick-change chuck (Rapidaptor technology) (50 mm)1 bit ratchet (87 mm)1 bit for slotted head screws 1x 5.5 x 1.0 mm*For Phillips (PH) screws 2x size 1, 3x size 2, 1x size 3*For pozidriv (PZ) screws 1x size 1, 3x size 2, 1x size 3**For screws with hexagon socket profile 1 ea. in 3, 4, 5, 6, 8 mm***For screws with Internal TORX® profile 1 ea. in T 10, T 15, T 20, T 25, T 30, T 40*For screws with internal TORX® profile, incl. locking pin 1 ea. in T 10, T 15, T 20, T 25, T 30*1 adapter, 6.3 mm (1/4″) external square to 6.3 mm (1/4″) hexagon head1 socket bit, 6.3 mm (1/4″) square drive ea. in AF 5.5, 6, 7, 8, 10 ,12, 13 mm* Tough/hard with torsion zone** Extra hard with torsion zone*** Tough/hard with Hex-Plus technology