Technical Data:
Product type: Depth Micrometer, Interchangeable Rod Type
Interchangeable rods: Yes
Application: Depth measurement over a wide range by changing rods
Reference face / measuring-rod relationship: Parallelism and rod zero-point error specified by model
Standard accessories: 301336 Spanner; 04GAA274 Spanner; 202863 Hex-Spanner
Series: 129
Display / reading type: Analog
Measuring range: 0 - 6 in
Graduation: 0.001 in
Base: 2.5 x 0.63 in
Accuracy: 0.00015 in
Base flatness: 0.00005 in
Rod flatness: 0.000012 in
Parallelism, reference face to measuring rod face: 0.00035 in
Zero-point error of rods: +/-0.00020 in
Number of rods: 6

Dimensions:
Measuring rod diameter=Dia.4 mm
Base width=101.6 mm where specified
Base width=63.5 mm on compact-base variants where specified
Base thickness=16 mm
Micrometer body reference diameter=Dia.18.3 mm
Reference body / spindle dimensions shown include 84.8 mm, 80.8 mm, 53 mm and 18 mm range reference