Product Features
Tapping conditions
The HC+SP/HC-SP is best suited for tapping of high carbon steel, alloy tool steel and refined steel.
Workpiece Material | Cutting Speed(m/min) | |
S45C〜 High carbon steel |
10〜20 | |
SKC、SKD Alloy tool steel |
5〜10 | |
Thermal refining steel 25〜35HRC |
5〜10 |
Product chart (tensile strength)
pecification
Tapping Speeds depending on Materials
HC+SP | ~M6 |
HC-SP | M8~, all W |
Segment:1C
Size |
Class |
Code |
Chamfer |
L (mm) |
ℓ (mm) |
ℓn (mm) |
ℓs (mm) |
Ds (mm) |
K (mm) |
ℓk (mm) |
No. of flutes |
TYPE |
For Whitworth Threads |
||||||||||||
1/4W20 |
P2 |
SCMQW04N |
2.5P |
62 |
15 |
26 |
33 |
6 |
4.5 |
7 |
3 |
1 |
5/16W18 |
P2 |
SCMQW05O |
2.5P |
70 |
19 |
- |
36 |
6.2 |
5 |
8 |
3 |
2 |
3/8W16 |
P2 |
SCMQW06P |
2.5P |
75 |
23 |
- |
38 |
7 |
5.5 |
8 |
3 |
2 |
1/2W12 |
P3 |
SCMRW08S |
2.5P |
88 |
26 |
- |
45 |
10.5 |
8 |
11 |
3 |
2 |
5/8W11 |
P3 |
SCMRW10U |
2.5P |
95 |
26 |
- |
48 |
12.5 |
10 |
13 |
3 |
2 |
3/4W10 |
P3 |
SCMRW12V |
2.5P |
105 |
33 |
- |
50 |
15 |
12 |
15 |
4 |
4 |
7/8W9 |
P3 |
SCMRW14W |
2.5P |
115 |
33 |
- |
55 |
17 |
13 |
16 |
4 |
4 |
1 W8 |
P3 |
SCMRW16X |
2.5P |
125 |
39 |
- |
58 |
19 |
15 |
18 |
4 |
4 |
แบรนด์สินค้า | YAMAWA |
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