Technical Data:
Product type: Tubular Inside Micrometer, Extension-Pipe Type
Measurement: Inside dimension
Reference setting: Optional reference gage required for accurate setting
Measuring faces: Carbide-tipped
Graduation: 0.01 mm for metric models / 0.001 in for inch models
Series: 140
Measuring range: 1000 - 3000 mm
Micrometer head stroke: 50 mm
Extension pipe quantity: 6
Main unit range: 1000 - 1050 mm

Content:
Extension pipes:
50 mm
100 mm (2 pcs.)
200 mm
500 mm
1000 mm

Dimensions:
Series 140 reference drawing for 140-162 / 140-158:
Overall reference length=2950 mm
Left extension/body reference length=200 mm
Left-end reference length=16.5 mm
Left minor reference length=5 mm
Reference outer diameters=Dia.33 mm and Dia.32 mm
Micrometer-body/reference Dia.=21 mm
Right-end reference dimensions=3 mm, 83 mm and 15 mm
Right measuring tip Dia.=8 mm
Measuring faces=SR10 both ends