Spirit level 21812

horizontalscrew-in

Tubular bubble levels with frame to screw on Material: Frame brass. Tubular bubble vial glass. Version: Nickel-plated and high-gloss polished. Form B: black anodised. Note: Bubble levels are used as a type of zero indicator instrument for checking horizontal inclination in e.g. spirit levels, inclinometers, metrology instruments and machine constructions. The tubular levels can be fastened using the two holes. - Form A: one sight window - Form B: three sight windows - Sensitivity in angular minutes for 2 mm bubble travel - Green filling Temperature range: -35 °C up to +55 °C.