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Specification
Tapping Speeds depending on Materials
Size |
Class |
Code |
Chamfer |
L (mm) |
ℓ (mm) |
ℓn (mm) |
ℓs (mm) |
Ds (mm) |
K (mm) |
ℓk (mm) |
No. of flutes |
TYPE |
For Unified Threads |
||||||||||||
No.2-56UNC |
P1 |
SPPUN2EX |
2.5P |
42 |
8.1 |
12 |
27 |
3 |
2.5 |
5 |
2 |
3 |
No.4-40UNC |
P1 |
SPPUN4HX |
2.5P |
46 |
9 |
14 |
25 |
4 |
3.2 |
6 |
2 |
3 |
No.5-40UNC |
P1 |
SPPUN5HX |
2.5P |
52 |
11 |
16 |
28 |
5 |
4 |
7 |
3 |
3 |
No.6-32UNC |
P2 |
SPQUN6JX |
2.5P |
52 |
11 |
17 |
27 |
5 |
4 |
7 |
3 |
3 |
No.8-32UNC |
P2 |
SPQUN8JX |
2.5P |
60 |
13 |
22 |
31 |
5.5 |
4.5 |
7 |
3 |
3 |
No.10-24UNC |
P2 |
SPQUNAMX |
2.5P |
60 |
13 |
22 |
32 |
5.5 |
4.5 |
7 |
3 |
3 |
No.10-32UNF |
P2 |
SPQUNAJX |
2.5P |
60 |
13 |
22 |
32 |
5.5 |
4.5 |
7 |
3 |
3 |
1/4-20UNC |
P2 |
SPQU04NX |
2.5P |
62 |
15 |
26 |
33 |
6 |
4.5 |
7 |
3 |
3 |
1/4-28UNF |
P2 |
SPQU04KX |
2.5P |
62 |
15 |
26 |
33 |
6 |
4.5 |
7 |
3 |
3 |
5/16-18UNC |
P2 |
SPQU05OX |
2.5P |
70 |
19 |
- |
36 |
6.2 |
5 |
8 |
3 |
5 |
5/16-24UNF |
P2 |
SPQU05MX |
2.5P |
70 |
19 |
- |
36 |
6.2 |
5 |
8 |
3 |
5 |
3/8-16UNC |
P2 |
SPQU06PX |
2.5P |
75 |
23 |
- |
38 |
7 |
5.5 |
8 |
3 |
5 |
3/8-24UNF |
P2 |
SPQU06MX |
2.5P |
75 |
23 |
- |
38 |
7 |
5.5 |
8 |
3 |
5 |
7/16-14UNC |
P3 |
SPRU07QX |
2.5P |
82 |
26 |
- |
42 |
8.5 |
6.5 |
9 |
3 |
5 |
7/16-20UNF |
P2 |
SPQU07NX |
2.5P |
82 |
26 |
- |
42 |
8.5 |
6.5 |
9 |
3 |
5 |
1/2-13UNC |
P3 |
SPRU08RX |
2.5P |
88 |
26 |
- |
45 |
10.5 |
8 |
11 |
3 |
5 |
1/2-20UNF |
P2 |
SPQU08NX |
2.5P |
88 |
26 |
- |
45 |
10.5 |
8 |
11 |
3 |
5 |
9/16-18UNF |
P2 |
SPQU09OX |
2.5P |
95 |
26 |
- |
48 |
12.5 |
10 |
13 |
3 |
5 |
5/8-11UNC |
P3 |
SPRU10UX |
2.5P |
95 |
26 |
- |
48 |
12.5 |
10 |
13 |
3 |
5 |
5/8-18UNF |
P2 |
SPQU10OX |
2.5P |
95 |
26 |
- |
48 |
12.5 |
10 |
13 |
3 |
5 |
3/4-10UNC |
P3 |
SPRU12VX |
2.5P |
105 |
33 |
- |
50 |
15 |
12 |
15 |
4 |
6 |
3/4-16UNF |
P3 |
SPRU12PX |
2.5P |
105 |
33 |
- |
50 |
15 |
12 |
15 |
4 |
6 |
7/8-9UNC |
P3 |
SPRU14WX |
2.5P |
115 |
33 |
- |
55 |
17 |
13 |
16 |
4 |
6 |
7/8-14UNF |
P3 |
SPRU14QX |
2.5P |
115 |
33 |
- |
55 |
17 |
13 |
16 |
4 |
6 |
1 -8UNC |
P3 |
SPRU16XX |
2.5P |
125 |
39 |
- |
58 |
19 |
15 |
18 |
4 |
6 |
1 -12UNF |
P3 |
SPRU16SX |
2.5P |
125 |
39 |
- |
58 |
19 |
15 |
18 |
4 |
6 |
1 1/2 -6UNC |
P4 |
SPMSU24ZX |
2.5P |
165 |
52 |
- |
76 |
30 |
23 |
26 |
4 |
6 |
1 1/2 -12UNF |
P3 |
SPMRU24SX |
2.5P |
165 |
52 |
- |
76 |
30 |
23 |
26 |
4 |
6 |
แบรนด์สินค้า | YAMAWA |
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