smooth aluminum rectangular profile, two vertical spirit levels allow quick reading in any position, coated measuring surface protects sensitive surfaces, easy to clean thanks to smooth side surfaces and electrostatic powder coating, plastic end caps protect the profile from impacts, STABILA built-in technology ensures long-term precision – measurement accuracy in normal position ± 0.5 mm, in flip position ± 1.0 mm, especially suitable for measuring tasks in carpentry and joinery, electrical installations, tiling, and heating construction, ideal measuring tool for DIY enthusiasts