39-piece. Super compact tool set for hand and machine use. The green locking elements of the Tool-Check secure the tools during transport. Includes a 1/4" bit ratchet, drop-forged full steel construction. Fine tooth mechanism (60 teeth) for a small return angle of 6° for precise work. Easy left/right switching. Ergonomically shaped ratchet head and lever. With the included Wera adapter 870/1 (1/4" external hex to 1/4" external square), the use of 1/4" sockets is also possible. 7 Zyklop socket inserts (1/4", imperial sizes) for hand and machine operation; with ball retention groove. Knurling at the rear end for high grip during manual screwing. With Take it easy tool finder: color coding by size - for easy and quick identification of the required tool. Made of matte chrome-plated chrome vanadium. 28 bits, BTZ version with BiTorsion zone (prevents premature breakage of the bit) and tool finder Take it easy: color coding by profiles and sizes, tough design (Z) for universal use, Phillips cross, TORX®, TORX® BO, slotted and internal square for universal use. In a super compact, functional Tool-Check.