Material:
- A B Frame brass. Bullseye level body polyamide. D1 D1

Version:
- D2 D2 Nickel-plated and high-gloss polished. Sample order: H H

Note:
- H1 Bubble levels are used as a type of zero indicator D4 instrument for checking horizontal inclination in e.g. spirit levels, inclinometers, metrology instruments and machine constructions. Form B can be fastened using a grub screw. - Sensitivity in angular minutes for 2 mm bubble travel - The bullseye level is calibrated to the seating face of frame - Various threads are available - Clear filling - Black contrast ring - White level base Temperature range: -35 degC up to +55 degC.

Dimensions / Technical Data:
- Form: B.
- D1: 18 mm.
- D2: 12 mm.
- D4: M6 mm.
- H: 12 mm.
- H1: 5 mm.
- Sensitivity: 30 min.