Smithy MIDAS MI-1220 LTD, Operator'S Manual, Page: 72 / 133

Figure 16.7 When cutting a thread on a taper, set the threading tool at (missing text)
Table 16.2 Threading Chart for the MI-1220 LTD
30 15
70 X 40
32 45
32 16
70 X 40
32 48
0.50 1.00
49 X 42
32 56
28 14
70 X 40
32 42
36* 18*
70 X 40
32 54
0.60 1.20
49 X 45
32 50
26 13
70 X 40
32 39
40* 20*
70 X 32
32 48
1.25
45 X 49
48 32
24 12
70 X 40
32 36
48* 24*
70 X 30
36 48
0.70
49 X 42
32 40
22 11
70 X 40
32 33
56* 28*
42 X 50
36 56
0.75 1.50
63 X 42
32 48
20 10
70 X 40
32 30
60* 30*
70 X 30
48 54
0.80
49 X 60
50 32
18 9
70 X 45
27 36
64* 32*
70 X 30
48 60
1.75
49 X 63
48 32
16 8
70 X 45
27 32
80* 40*
70 X 30
48 60
1.00 2.00
63 X 49
32 42
14 7
60 X 60
27 32
96** 48**
39 X 45
60 48
1.25 2.50
60 X 49
32 32
12 6
70 X 60
27 32
120 60
42 X 30
54 48
1.50 3.00
63 X 56
32 32
333 167
30 X 27
60 63
2.00 4.00
70 X 63
30 32
MM
A
A
B
C
D
E
B
C
D
I 0 II I 0 II A X C
B D
27 X 27
70 60
I 0 II I 0 II A X C
B D
27 X 27
70 60
I 0 II I 0 II A X C
B D
49 X 42
32 56
INCH THREADS INCH THREADS
INCH THREADS
16: Cutting Threads on your MI-1220 LTD
16-6
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