INSIZE 2237-5 内螺纹顶径测量仪 (2 3/8-5 1/2“ / 60.325-139.7mm; 0.02mm)

Measure the crest diameter of internal thread with nominal diameter larger than 2 3/8” (60.325mm) and less than 20”(508mm)

Range(L): 2 3/8-5 1/2“ / 60.325-139.7mm

Dial indicator stroke: 5mm

Dial indicator graduation: 0.01mm

Accuracy: 0.02mm

L: 260mm

A1: 112mm

A2: 91mm

Optional accessory: 

- Height standard and zero standard block

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