Swiss Kern  GK1 non-Automatic Level 5/8 "threaded connection

  KERN SWISS GK1 SURVEYORS LEVEL IN METAL CASE ALL WORKING

Technical data: Model GK1 Image conversely Magnification 22.5 fold Shortest distance to target 0.9m Sensitivity of the Dragonfly 12'-15 'by 2 mm Standard Deviation for 1 km double levelling ± 2.5-4 mm