®
Mill-Thread Solid Carbide
UN Fast MT with internal coolant bore
L
Tools for Internal Thread
d
D
Df
A
I
lf
45˚
Detail A
Grade
P M K N S H
MT8
≤ 52 HRc
Pitch TPI
No. of Flutes I
UNC
UNF
UNEF
Ordering Code
d D Df
If
L
FMT 08052 F11 28 UN
28 28 24 24 20 20
1/4
8 5.2 7.0 6 11.3 12.3 64
FMT 12098 H19 28 UN 12 9.8 11.8 8 19.5 20.5 84 FMT 10066 G14 24 UN 10 6.6 9.6 7 14.3 15.8 73
7/16-1/2
5/16
3/8 9/16, 5/8, 11/16 FMT 12082 G17 24 UN 12 8.2 10.6 7 17.5 18.7 84
*FMT 08048 E12 20 UN FMT 12092 H21 20 UN FMT 14111 H22 20 UN FMT 1006 F14 18 UN FMT 16125 H26 18 UN FMT 10074 F16 16 UN FMT 20167 H34 16 UN FMT 12085 F20 14 UN FMT 12098 F24 13 UN FMT 16116 F26 12 UN FMT 1612 F33 11 UN
20 1/4
8 4.8 6.8 5 12.1 13.1 64 12 9.2 11.4 8 21.0 22.1 84 14 11.1 13.5 8 22.2 23.4 84 10 6.0 8.4 6 14.8 16.0 73 16 12.5 15.0 8 26.1 27.4 105 10 7.4 9.6 6 16.7 17.8 73 20 16.7 19.3 8 34.1 35.4 105 12 8.5 10.7 6 20.9 22.0 84 12 9.8 11.8 6 24.4 25.4 84 16 11.6 15.2 6 26.5 28.3 105 16 12.0 15.4 6 33.4 35.1 105
7/16 1/2
3/4, 7/8, 1
18 5/16
18
9/16, 5/8 1 1/16, 1 1/8
16 3/8
16
3/4
14 7/16 7/8
13 1/2 12 9/16 11 5/8
1
Order example: FMT 12092 H21 20 UN * without internal coolant For small thread mills see page B09-17
UN With internal coolant bore Tools for Internal Thread
Thread length: 2xD
Grade
P M K N S H
K20
Pitch TPI
UNC
UNF
UNEF
Ordering Code
d
D No. of Flutes I
L
AMT 06032 C9 32 UN AMT 06052 C14 28 UN AMT 0808 D20 24 UN AMT 06048 C14 20 UN AMT 10092 C23 20 UN AMT 0606 C17 18 UN AMT 08074 C21 16 UN AMT 1616 E38 16 UN
32 28 24 20 20 18 18 16 16
8
10 1/4 3/8
12
6
3.2 3
9.1 58
6 5.2314.058
9/16-5/8
8 6
8.0 4 20.6 64 4.8 3 14.6 58 9.2 3 23.5 73 6.0 3 17.6 58
1/4
7/16
10
5/16
6
9/16-5/8 1 1/8 - 1 5/8 AMT 1212 D30 18 UN
12 12.0 4 30.3 84 7.4 3 21.4 64 16 16.0 5 38.9 105 8
3/8
3/4
For information about AMT Thread Mills and cutting data see page B12-16
First choice
Alternative
B08-13
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