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Example 2: For cutting pitches 1.75, 3.5, 7.0, please also use the same 14T worm gear and
2&7 division dial. But the dial numbers at which the leadscrew may be engaged is on 2;
number 1 and 2.
Gear
teeth
11T
13T
14T
15T
18T
Pitch
2.75
5.5
3.25
6.5
1.75
3.5
7
0.5
0.75
1
1.5
2
3
4
6
1.25
2.5
5
2.25
4.5
6.75
27
Half nuts
Dial
engaged
division
number
2
1
2
1
2
1.2
1,2,3
7
4,5,6
7
3
1,2,3
5
1,2,3
2
1,2
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