Suitable for tapping stainless steelsm chrome steels, chrome molybdenum steels and ductile materials with great tendency to work harden.
Threads: For Whitworth Threads
Class: Old JIS Class 2
Flutes: Spiral Fluted Taps (45º)
Tolerance Class: YAMAWA P Class
Chamfer Length: 2.5 Pitches
Surface Treatment: Oxide
Code No. |
Nominal Size |
Basic Major Dia |
Class |
𝐋 |
𝑙 |
𝑙1 |
𝑙2 |
𝑑 |
𝑘 |
𝑙k |
Flutes |
Type |
SUQW03M |
3/16 W24 |
4.762 |
P2 |
60 |
16 |
25 |
- |
5.5 |
4.5 |
7 |
3 |
2 |
SUQW04N |
1/4 W20 |
6.350 |
P2 |
62 |
19 |
30 |
- |
6 |
4.5 |
7 |
3 |
2 |
SUQW05O |
5/16 W16 |
7.938 |
P2 |
70 |
22 |
- |
31 |
6.1 |
5 |
8 |
3 |
3 |
SUQW06P |
3/8 W16 |
9.525 |
P2 |
75 |
24 |
- |
30 |
7 |
5.5 |
8 |
3 |
3 |
SURW07Q |
7/16 W14 |
11.112 |
P3 |
80 |
25 |
- |
32 |
8 |
6 |
9 |
3 |
3 |
SURW08S |
1/2 W12 |
12.700 |
P3 |
85 |
29 |
- |
32 |
9 |
7 |
10 |
3 |
3 |
SURW09S |
9/16 W12 |
14.288 |
P3 |
90 |
30 |
- |
37 |
10.5 |
8 |
11 |
3 |
3 |
SURW10U |
5/8 W11 |
15.875 |
P3 |
95 |
32 |
- |
38 |
12 |
9 |
12 |
3 |
3 |
SURW12V |
3/4 W10 |
19.050 |
P3 |
105 |
37 |
- |
41 |
14 |
11 |
14 |
4 |
3 |
SURW14W |
7/8 W 9 |
22.225 |
P3 |
115 |
38 |
- |
45 |
17 |
13 |
16 |
4 |
3 |
SURW16X |
1 W 8 |
25.400 |
P3 |
125 |
45 |
- |
50 |
20 |
15 |
18 |
4 |
3 |