17-piece set in a sturdy textile box. 1 ratchet bit holder 416 RA with ratchet function and Rapidaptor quick-change chuck for ¼" bits. The integrated ratchet with fine-tooth gearing (80 teeth/reverse angle 4.5°) simplifies and speeds up screwing without the hassle of repositioning. The fully embedded ratchet mechanism in the handle ensures very convenient and comfortable operation. With a switch lever for easy right/left direction change in one-hand operation. The ergonomic shape of the handle fits well in the palm, and the fingers rest securely in the softly rounded grip recesses. The entire hand makes contact with the handle, minimizing friction loss between hand and handle. Bit holder for bits with 1/4" external hex drive according to DIN ISO 1173-C 6.3 and E 6.3. Featuring Rapidaptor technology for lightning-fast bit changes. 16 tough bits, ¼", 89 mm long, for universal use.