VERSATILE MAGNETIC ROTATING MOUNT DESIGN: With stronger magnets for secure positioning, rotating base and fine rotation adjustment STRONGER MAGNETS: Enhanced magnetic strength allows for secure and quick positioning to metal surfaces MICROFINE ROTATION-ADJUSTMENT KNOB: Provides precise adjustment and secure locking of the vertical line STUD-TRACK ALIGNMENT: Designed to be optimized for accurate and easy stud-track alignment 360° ROTATING MOUNT: Rotates to position the vertical line, while keeping the unit centered on the plumb line SLIDE-IN ATTACH MECHANISM: Provides a fast base for easy and quick attachment of Bosch lasers with compatible slide housing COMPATIBLE WITH THE OPTIONAL DK10 CEILING CLIP: Provides a clip attachment for quick setup in ceiling-grid applications