This is one screwdriver set that does it all! The ergonomic handle produces tremendous torque and features a magnetic socket tip for inter changing hex bits and adapters. Magnetic force holds screws on bit for third-hand convenience. Includes 26 bits of assorted sizes like Phillips®, straight, Torx®, hex drive and square drive, plus a 1/4" socket adapter, bit holder and case. Note: Straight bits are specially sized to handle gun screws.