Gear Root Diameter Micrometers
Perfect for quick comparisons of thread, accuracy, measurement of small flutes or recesses, grooved wires, keyways & other hard-to-reach areas,For measuring the diameter of dedendum circle.
Features：
Meets with DIN863 standard.
Wide measuring range
Painted frame
Adjustable anvil
Includes standars and a fitted case.
With ratchet stop
With zero adjusting wrench
Specification:
Metric
|
Order NO
|
Range
|
Resolution
|
Point
|
|
DM-122401
|
5-100mm
|
0.01mm
|
SR0.4mm
|
|
|
100-200mm
|
0.01mm
|
SR0.5mm
|
|
|
200-300mm
|
0.01mm
|
SR0.7mm
|
|
|
300-400mm
|
0.01mm
|
SR0.7mm
|
|
|
400-500mm
|
0.01mm
|
SR0.7mm
|
|
|
500-600mm
|
0.01mm
|
SR0.7mm
|
|
|
600-700mm
|
0.01mm
|
SR0.7mm
|
|
|
700-800mm
|
0.01mm
|
SR0.7mm
|
|
|
800-900mm
|
0.01mm
|
SR0.7mm
|
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