Sunnen Dial Bore Gages are fast, easy and accurate. All Sunnen Dial Bore Gages read out 0,002 mm (.0001 inch) and feature all-carbide gaging points, wear-proof ball crank, and adjustable centralizers. Each gage comes packed in its own sturdy box with all tools and wrenches required for setup and adjustment.
GRM/GR-3000
diameter range 1,37 mm – 13,6 mm
GAM/GA-4000
diameter range 12,6 mm – 19,0 mm
GRM/GR-6000
diameter range 18,8 mm – 30,2 mm
GRM/GR-9000
diameter range 30,0 mm – 50,8 mm
GAM/GA-2000
diameter range 50,0 mm – 150 mm (non-retractable)
GRM/GR-2000
diameter range 50,0 mm – 150 mm (retractable)