Blade Micrometers
SERIES 422, 122 – Non-Rotating Spindle Type
FEATURES
The anvil and the spindle have a blade for measuring the groove diameter of shafts, keyways, and other hard-to-reach portions.
With Ratchet Stop for constant force.
Speedy spindle feed of 10mm/.4”/rev. (Quickmike type).
With a standard bar except 0-25mm and 0-1” model.
Supplied in fitted plastic case.
TECHNICAL DATA
Accuracy:			Refer to the list of specifications. (excluding quantizing error for digital models)
Resolution*:			0.001mm or .00005”/0.001mm
Graduation**:			3μm/.00012” for models up to 75mm/3” (3+R/100) μm for models over 75mm. R=max. range (mm) .00016” for 4” models
Display*:			LCD
Battery*:			SR44 (1 pc.), 938882
Battery life*:			Approx. 1.2 years under normal use
* Digital models
** Analog models
SPECIFICATIONS
Metric		Digital model
Range	Resolution			Order No.	Accuracy	Remarks		Mass (g)
0-25mm	0.001mm			422-230	+/-3 μm	Type A		365
				422-260	+/-3 μm	Type B		365
				422-270	+/-3 μm	Type C		365
				422-271	+/-3 μm	Type D		365
25-50mm	0.001mm			422-231	+/-3 μm	Type A		565
				422-261	+/-3 μm	Type B		565
50-75mm	0.001mm			422-232	+/-3 μm	Type A		465
75-100mm	0.001mm			422-233	+/-4 μm	Type A		580
Metric		Quickmike type
Range	Resolution			Order No.	Accuracy	Mass (g)
0-30mm	0.001mm			422-411	+/-3 μm	350
25-55mm	0.001mm			422-412	+/-3 μm	490