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MAHR Micromar 44 A Self-centering inside micrometer

  • Operating and display units with satin chrome finish
  • Stainless spindle is hardened throughout and ground
  • Rapid drive with integrated ratchet
  • Self-centering measuring head consists of 3 laterally positioned anvils, each are offset at intervals of 120°
  • Anvils from 12 mm are carbide tipped
  • From 12 mm the anvils can be used to measure the bottom of a bore
  • From 40 mm all measuring heads are made from aluminium to reduce weight
  • instruction manual
  • allen key
  • key for replacing measuring heads (from 30 mm)
  • case
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Description

Micromar 44 A Self-centering inside micrometer

 

Technical data

Order no. Measuring range mm Graduation value mm Error limit µm Notes error limit Spindle thread pitch_mm
4190310
6 – 8
0,001
4 µm
over the full length of the anvils
0.5 mm
4190311
8 – 10
0,001
4 µm
over the full length of the anvils
0.5 mm
4190312
10 – 12
0,001
4 µm
over the full length of the anvils
0.5 mm
4190313
12 – 16
0,001
4 µm
over the full length of the anvils
0.5 mm
4190314
16 – 20
0,001
4 µm
over the full length of the anvils
0.5 mm
4190315
20 – 25
0,005
4 µm
over the full length of the anvils
0.5 mm
4190316
25 – 30
0,005
4 µm
over the full length of the anvils
0.5 mm
4190317
30 – 40
0,005
4 µm
over the full length of the anvils
0.5 mm
4190319
40 – 50
0,005
4 µm
over the full length of the anvils
0.5 mm
4190320
50 – 60
0,005
5 µm
over the full length of the anvils
0.5 mm
4190321
60 – 70
0,005
5 µm
over the full length of the anvils
0.5 mm
4190012
70 – 85
0,005
5 µm
over the full length of the anvils
0.5 mm
4190013
85 – 100
0,005
5 µm
over the full length of the anvils
0.5 mm
4190014
100 – 125
0,005
6 µm
over the full length of the anvils
0.5 mm
4190015
125 – 150
0,005
6 µm
over the full length of the anvils
0.5 mm
4190016
150 – 175
0,005
7 µm
over the full length of the anvils
0.5 mm
4190017
175 – 200
0,005
7 µm
over the full length of the anvils
0.5 mm

 

Applications

For measuring:

  • Through holes
  • Blind holes
  • Centering shoulders