Precision Flat Bubble Level JIS A Grade

JIS Class A air bubble tube for measurement of leveling and microscopic inclination, machine inspection and precision measurement of leveling.
[Features]
· JIS B 7510 standard leveling instrument.
· The main unit is lapped and polished special tool steel (hardened).
· Sensitivity: 0.02 mm/m.
· Indication accuracy of main bubble tube is whole range: ±0.5 graduation or less, adjacent accuracy: 0.2 graduation or less.
· Parallelism of V-groove and bottom surface is within 0.5 graduations, flatness of bottom surface is within 0.003 mm.
[Applications]
· Uses a bubble tube for measurement of leveling and microscopic inclination, machine inspection and precision measurement of leveling.