Product Features
Through hole = 5 thread type Blind hole = 2 thread type
How to use IHT
When hand tapping, always use Machine tapping with drilling
tap wrench machine
■Table for bored and drilled hole sizes unit:mm
Size |
Minor Diameter of Internal Thread Size |
Drill Size |
Thread Engagement |
||
Minimum Tolerance |
Maximum Tolerance |
||||
6H (2nd Class) |
7H (3rd Class) |
||||
M3×0.5 |
2.459 |
2.599 |
2.639 |
2.6(2.5) |
74%(92%) |
M4×0.7 |
3.242 |
3.422 |
3.466 |
3.4(3.3) |
79%(92%) |
M5×0.8 |
4.134 |
4.344 |
4.384 |
4.3(4.2) |
81%(92%) |
M6×1 |
4.917 |
5.153 |
5.217 |
5.1(5.0) |
83%(92%) |
M8×1.25 |
6.647 |
6.912 |
6.982 |
6.9(6.8) |
91%(89%) |
M10×1.5 |
8.376 |
8.676 |
8.751 |
8.6(8.5) |
86%(92%) |
note1) Recommended drill sizes shown in this table are for internal threads of 7H class(3rd class), and are selected from the standard drills available in the market.
note2) Drill sizes shown in brackets in this table are for such case as the drilling has oversize cutting tendency or for internal threads of 6H class(2nd class).
【Related products】
Shank adjuster
Specification
Tapping Speeds depending on Materials
Segment : 1A
Size |
Code |
Chamfer |
L (mm) |
ℓ (mm) |
ℓn (mm) |
ℓs (mm) |
Ds (mm) |
K (mm) |
ℓk (mm) |
No. of flutes |
TYPE |
For Metric Threads |
|||||||||||
M3×0.5 |
HI73.0G5BP |
5P |
46 |
9 |
14 |
26 |
4 |
3.2 |
6 |
3 |
1 |
M3×0.5 |
HI73.0G2BP |
2P |
46 |
9 |
14 |
26 |
4 |
3.2 |
6 |
3 |
1 |
M4×0.7 |
HI74.0I5BP |
5P |
52 |
11 |
17 |
29 |
5 |
4 |
7 |
3 |
1 |
M4×0.7 |
HI74.0I2BP |
2P |
52 |
11 |
17 |
29 |
5 |
4 |
7 |
3 |
1 |
M5×0.8 |
HI75.0K5BP |
5P |
60 |
13 |
22 |
33 |
5.5 |
4.5 |
7 |
3 |
1 |
M5×0.8 |
HI75.0K2BP |
2P |
60 |
13 |
22 |
33 |
5.5 |
4.5 |
7 |
3 |
1 |
M6×1 |
HI76.0M5BP |
5P |
62 |
15 |
26 |
33 |
6 |
4.5 |
7 |
3 |
1 |
M6×1 |
HI76.0M2BP |
2P |
62 |
15 |
26 |
33 |
6 |
4.5 |
7 |
3 |
1 |
M8×1.25 |
HI78.0N5BP |
5P |
70 |
19 |
- |
36 |
6.2 |
5 |
8 |
3 |
2 |
M8×1.25 |
HI78.0N2BP |
2P |
70 |
19 |
- |
36 |
6.2 |
5 |
8 |
3 |
2 |
M10×1.5 |
HI7010O5BP |
5P |
75 |
23 |
- |
38 |
7 |
5.5 |
8 |
3 |
2 |
M10×1.5 |
HI7010O2BP |
2P |
75 |
23 |
- |
38 |
7 |
5.5 |
8 |
3 |
2 |
แบรนด์สินค้า | YAMAWA |
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