Magnetic tip/hold and measure button allows user to lock tape for accurate measurements with button on base to control speed of return blade into tape.  Tough impact resistant ABS case with soft grip, blade locking button and belt clip. Power return nylon coated blade has clear black and red graduations, metres into cm/mm and feet into inches, 1/8" and 1/16". Stud centre markings every 16". Self-aligning end hook for very accurate internal/external measurements.