• 9-piece socket set on socket rail, 3/8"
• Rail with secure bit mounting and yet easy removal (twist-to-unlock) for temporary attachment on metal
• Long ?" socket for low-profile-fitting screw connections in tight construction spaces and for protruding threaded rods
• Hexagonal profile enables precise and profile-preserving screwdriving with high power transmission
• For manual and power tool operations (non-impact)