1550 SERIES MAGNETIC I-BEAM LEVEL
Made of heavy-duty, durable aluminum with -Dual Chamber design for strength & durabilityIncreases durability & resists level twistingPlumb Site(R) offers dual-sided, undistorted -viewing in the plumb position for accurate readsHas MagnaVials(TM) and wide top read windowWith Rare Earth magnets which are 5X stronger -than strip magnets & allow hands free work