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18
+
YEARS OF EXPERIENCE
3000㎡+
FLOOR SPACE
160
+
MACHINERY EQUIPMENT
3500
+
SATISFIED CUSTOMERS
The steel raised knurled-head thumb screws can made of high-quality materials like aluminum, stainless steel, and carbon steel, they are strong and can use indoors or outdoors.
The knurled head provides a secure, non-slip grip, so you can adjust the screw quickly by hand. Whether you're fixing, assembling, or adjusting parts, these steel raised knurled-head thumb screws hold everything firmly in place. Their versatile design means they can be used in wide applications, from professional equipment to home repairs.
The raised knurled design doesn't just offer better grip-it also looks great. And when it's time to make adjustments, you won't have to worry about digging around for a wrench or screwdriver.
Specification
|
d |
M1.6 |
M2 |
M2.5 |
M3 |
M4 |
M5 |
M6 |
M8 |
M10 |
|
|
P |
0.35 |
0.4 |
0.45 |
0.5 |
0.7 |
0.8 |
1 |
1.25 |
1.5 |
|
|
dk |
Max |
7 |
8 |
9 |
11 |
12 |
16 |
20 |
24 |
30 |
|
Min |
6.78 |
7.78 |
8.78 |
10.73 |
11.73 |
15.73 |
19.67 |
23.67 |
29.67 |
|
|
k |
Max |
4.7 |
5 |
5.5 |
7 |
8 |
10 |
12 |
16 |
20 |
|
Min |
4.52 |
4.82 |
5.32 |
6.78 |
7.78 |
9.78 |
11.57 |
15.57 |
19.48 |
|
|
k1 |
2 |
2 |
2.2 |
2.8 |
3 |
4 |
5 |
6 |
8 |
|
|
k2 |
0.8 |
4 |
1 |
1.2 |
1.5 |
2 |
2.5 |
3 |
3.8 |
|
|
d1 |
4 |
4.5 |
5 |
6 |
8 |
10 |
12 |
16 |
20 |
|
|
d2 |
3.6 |
3.8 |
4.4 |
5.2 |
6.4 |
9 |
11 |
13 |
17.5 |
|
Product Picture
Production Process
Quality Control
Custom Service
With 18 years in the fastener industry, Zeyao Hardware specializes in manufacturing custom fasteners, including screws, bolts, nuts, and more. We offer tailored solutions to meet your specific needs, ensuring high-quality, reliable products every time.
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