MITUTOYO 511-721-20 孔径规 (18-35mm, 0.001mm)

Range: 18-35mm

Graduation: 0.001 mm 

Number of anvils: 9

Measuring depth: 100 mm

No. Dial Indicator: 2109AB-10

Accuracy: 2 µm

Repeatability: 0.5 µm