Technical Data:
Series: 128
Product type: Depth Micrometer
Measuring rod diameter: Dia.4 mm
Measuring rod clamp: Yes, clamp on rear surface
Ratchet stop: Yes, for constant measuring force
Standard accessory: 301336 Spanner
Measuring range: 0 - 1 in
Graduation: 0.001 in
Accuracy: +/-0.00015 in
Base: 2.5 x 0.63 in
Base flatness: 0.000052 in
Rod flatness: 0.000012 in
Parallelism, reference face to measuring rod face: 0.00025 in
Remark: Standard rod

Dimensions:
Measuring range=0 - 25 mm / 0 - 1 in
Reference dimensions=25 mm; 18 mm; 66.5 mm
Base thickness=16 mm
Base width=101.6 mm or 63.5 mm according to model
Measuring rod diameter=Dia.4 mm
Micrometer body reference=Dia.18 mm