®
Mill-Thread Solid Carbide
NPT
Same Tool for Internal and External Thread
Grade
P M K N S H
MT7
Pitch TPI
No. of Flutes
Standard
Ordering Code
d
D
I
L
MT 0606 C9 27 NPT MT 0808 C14 18 NPT MT 1212 D20 14 NPT MT 1616 D27 11.5 NPT MT 2020 D39 8 NPT
27 18 14
1/16-1/8 1/4-3/8 1/2-3/4
6 8
6.0 8.0
3 3 4 4 4
9.9
58 64 84
14.8 20.9 27.6 39.7
12 16 20
12.0 16.0 20.0
11.5
1-2
105 105
8
≥2 1/2
Order example: MT 0808 C14 18 NPT MT7
Same Tool for Internal and External Thread NPT With internal coolant bore
Grade
P M K N S H
MT7
≤ 47 HRc
Pitch TPI
No. of Flutes
Standard
Ordering Code
d
D
I
L
MTB 08076 C10 27 NPT MTB 1010 D16 18 NPT MTB 16155 D22 14 NPT MTB 2020 D29 11.5 NPT MTB 2020 D39 8 NPT
27 18 14
1/8
8
7.6
3 4 4 4 4
10.8 16.2 22.7 29.8 39.7
64 73
1/4-3/8 1/2-3/4
10 16 20 20
10.0 15.5 20.0 20.0
105 105 105
11.5
1-2
8
≥2 1/2
Order example: MTB 1010 D16 18 NPT MT7
For thread mills with coolant through the flutes see next page For conical preparation end mills see page B08-23
First choice
Alternative
B08-20
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