U
ser
'
s
G
Uide
— 33
external Thread
Thread Size
Minimum Pitch Diameter
Cut Rod Size
Maximum Major Diameter
Roll Shank Size
Minimum Major Diameter
Maximum Pitch Diameter
Maximum Minor Diameter
Thread Classification
With the
Machinist Calc Pro
you can choose between Internal
and External Threads.
Thread Type
Metric Thread Tolerance Classes
Internal
3G
3H
4G
4H
5G
5H
6G
6H*
7G
7H
8G
8H
9G
9H
external
3g
3h
3e
3f
4g
4h
4e
4f
5g
5h
5e
5f
6g
6h
6e
6f
7g
7h
7e
7f
8g
8h
8e
8f
9g
9h
9e
9f
* Default setting
Changing a Thread Classification
To display the current Thread Classification, press
g b
.
You can change the number of a Thread Class by entering
the number of the desired grade and pressing
g b
.
Repeated presses of
b
will toggle between External and
Internal Thread Types.
KeysTRoKe
DIsPlay
g *
all CleaRed
1. Enter a Tolerance Grade of 4:
4 g b
(Thread Class)
InT
MM
4H
2. Toggle through the available Tolerance Positions for the
entered Grade:
UG4089E-A-inside.indd 33
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Содержание MACHINIST CALC PRO
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