M4 Hexagon Socket Grub Screws Cone Point Galvanized Steel Fastener
M4 Hexagon Socket Grub Screws Cone Point Galvanized Steel Fastener
Grub Screw is one of fastener style for securing objects without head support , it is named set screw as well , Cone point for grub screw has two different angle 120°and 90°normally and full threads from one end to another end .
Grub screw without head design and do not need a nut for securing , the specifications cover from M1.0 to M 22 ( the major diameter ) .
Specifications
DIN 914 / ISO 4027
| d | p | s | t | Cone point available | |
| min | max | ||||
| 1.4 | 0.3 | 0.71 | 0.72 | 0.6 | 90°/ 120° |
| 1.6 | 0.35 | 0.71 | 0.72 | 0.7 | 90°/ 120° |
| 1.8 | 0.35 | 0.71 | 0.72 | 0.8 | 90°/ 120° |
| 2 | 0.4 | 0.88 | 0.9 | 0.8 | 90°/ 120° |
| 2.5 | 0.45 | 1.27 | 1.3 | 1.2 | 90°/ 120° |
| 3 | 0.5 | 1.52 | 1.55 | 1.2 | 90°/ 120° |
| 4 | 0.6 | 2.02 | 2.05 | 1.5 | 90°/ 120° |
| 5 | 0.8 | 2.52 | 2.56 | 2 | 90°/ 120° |
| 6 | 1 | 3.02 | 3.08 | 2 | 90°/ 120° |
| 8 | 1.25 | 4.02 | 4.1 | 3 | 90°/ 120° |
| 10 | 1.5 | 5.02 | 5.1 | 4 | 90°/ 120° |
| 12 | 1.75 | 6.02 | 6.1 | 4.5 | 90°/ 120° |
| 14 | 2 | 6.02 | 6.1 | 5.6 | 90°/ 120° |
| 16 | 2 | 8.02 | 8.1 | 6.4 | 90°/ 120° |
| 18 | 2.5 | 10.02 | 10.11 | 7.2 | 90°/ 120° |
| 20 | 2.5 | 10.02 | 10.11 | 8 | 90°/ 120° |
| 22 | 2.5 | 12.03 | 12.14 | 9 | 90°/ 120° |
.
Material
Normally , grub screw must to be made of high tensile strength material to be capable of secure objects with heavy load request , the hardness grades with 8.8 ,10.9 and 12.9 . And the same time , other material like low carbon steel ,aluminum or brass grub screws are available for application with light load .
Stainless steel
SUS 201 , SUS 303 , SUS 304 ,SUS 316 , SUS 416 ,SUS 430 and SUS 420 .
Carbon steel
1008 , 1010 , 1018 , 1022 , 1035 , 1045 , SCM 435 and 40CRO
Aluminum
2024 , 6061 and 7075
Brass
CuZn35 , CuZn37 , CuZn40 , CuZn37Pb1 and CuZn39Pb1
Finishing
1 ,Zinc finish this is popular finish and various colors for choice . The resistance of rust is good and eco-friendly .
2 , Nickel finish Nickel finish make the surface of the screws will more bright and hardened and the performance of screws will be improved .
3 , Polish Metal screws can be polished after forming for getting a bright surface and anti-rust purpose , but it is not good as other finishes on anti-rust . polish is usually for stainless steel screws.
4 , Tin finish it is very perfect to be anti-rust , and widely used to components .
5 , Brass finish it is available for stainless steel screws and carbon steel screws .
6 , Dacromet this finish is used for screws with big sizes and can stop screws to be rusted long time even under bad surroundings .
7 , Black oxide Corrosion resistance for the most screws that are used in dry condition .
Features
1 , Quick and easy operation
2 , Recycle use
3 , Long Service
4 , Environmental protection
5 , Standard Sizes
6 , Perfect Security performance
7 , Simple and practical structure
Applications
Grub screws are used to secure the part against to another part without a nut , there are a wide applications on furniture , building , different electric equipments etc .
Package
Our packages are assorted and strong , we can arrange special packages according to your requirements , all Packed in Seaworthy or airworthy for Export .
| d | L | QTY / Box |
| 1.6 | 3 - 5 | 2000 |
| 1.8 | 3 - 5 | 2000 |
| 2 | 3 - 6 | 2000 |
| 2.5 | 3 - 8 | 1500 |
| 3 | 4 - 10 | 1500 |
| 4 | 5 - 12 | 1000 |
| 5 | 8 - 20 | 1000 |
| 6 | 10 - 30 | 500 |
| 8 | 12 - 45 | 500 |
| 10 | 15 - 60 | 200 |
| 12 | 20 - 80 | 200 |
| 14 | 25 - 90 | 100 |
| 16 | 30 - 120 | 50 |
| 18 | 30 - 120 | 50 |
| 20 | 40 - 150 | 50 |
| 22 | 50 - 200 | 50 |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.