Wera BC Universal Rapidaptor Bit-Check (30-Piece Set)Wera Metric Socket Bit Driver Set (30 Piece Set) 29 bits in a minimum of space; simple removal and reinsertion of the bits. Rapidaptor holder ensures rapid bit change. Universal bits fitted for diverse applications; robust Bit Check. Magnetic Quick Release Chuck BC Universal 30 Bit check set includes Rapidaptor Universal bit holder with quick release chuck and 29 bits, 1 TZ Slotted bit 7 32"e;; 5 Hex Plus bits 3mm, 4mm, 5mm, 6mm, 8mm; 6 TZ Phillips