The Stabila Torpedo Level Model Type No. 81SM unique die-cast aluminum body makes it one of the sturdiest & most recognizable levels in the world. This level is for all those who need both hands free when aligning & levelling on steel surfaces. The 81 S REM Torpedo has a rare earth magnet system with extra strong holding-power. The vials are precisely aligned with the milled measuring surface then locked into position. See here for the Stabila Cordura holster that goes with this torpedo level. Made in Germany.
About Stabila - From the Manufacturer:
STABILA is a well-known, distinguished manufacturer of branded measuring tools of the highest quality. The product range comprises spirit levels, lasers, electronic measuring tools, folding rules & tape measures. Made in Germany - Since 1889.
Product Length Overall Size Model # Stabila 10" Magnetic Torpedo Level ~ Type 81SM Die Cast 10" (25 cm) 10" Long x 3/4" Wide x 1 - 7/8" HighType 81SM - No. 25100