Quick-release chuck with Rapidaptor technology Multi-component Kraftform handle of the bit holder for fast and ergonomic screwdriving Hexagonal anti-roll feature against rolling away Hex-Plus allows socket head screws to live longer Suitable for docking with the Wera 2go system. Pouch with 89 mm-long bits Kraftform holder with Rapidaptor quick-release chuck Rapidaptor quick-release chuck allows rapid bit change, Weight: 1.0361726314 Pounds, Manufacturer: Wera