Mitutoyo Blade Micrometers 422,122

The anvil and spindle are blade-shaped for measuring the groove diameter of shafts, keyways, and other hard-to-reach features.
Carbide-tipped measuring faces are also available
Non-rotating spindle type.
Equipped with Ratchet Stop for constant measuring force.

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Metric

Code No.	Range (mm)	Graduation (mm)	Maximum permissible error JMPE (μm)	Parallelism (μm)	Remark
Analog
122-101	0 – 25	0.01	±3	3	Type A
122-102	25 – 50
122-103	50 – 75
122-104	75 – 100		±4	4
122-105	100 – 125			5
122-106	125 – 150
122-107	150 – 175		±5
122-108	175 – 200
122-109	200 – 225			6
122-110	225 – 250		±6
122-115	250 – 275
122-116	275 – 300
122-111	0 – 25		±3	3	Type B
122-112	25 – 50		±3	3	Type B
Analog (with carbide tip)
122-161-10	0 – 25	0.01	±3	3	Type C
122-162-10	25 – 50				Type C
122-141-10	0 – 25				Type D
122-142-10	25 – 50				Type D

Inch / Metric

Code No.	Range (in)	Graduation (in)	Maximum permissible error JMPE (in)	Parallelism (in)	Remark
Analog
122-125	0 – 1	0.0001	±0.00015	0.00015	Type A
122-126	1 – 2
122-127	2 – 3
122-128	3 – 4		±0.0002	0.0002
122-135	0 – 1		±0.00015	0.00015	Type B
122-151	0 – 1		±0.00015	0.00015	Type D

The anvil and spindle are blade-shaped for measuring the groove diameter of shafts, keyways, and other hard-to-reach features.
Carbide-tipped measuring faces are also available
Non-rotating spindle type.
Equipped with Ratchet Stop for constant measuring force.