Product Description
| Product Name |
Black Csk Head Hex Mini Self Tapping Screws for Mobile Phone Fastening |
| Material |
Stainless steel etc |
| Size |
ST2.2-ST6.3 or as per your request |
| Head Type |
Flat/Countersunk |
| Standard |
DIN7982F |
| Certificate |
ISO9001:2008, SGS testing report & RoHS |
| Screw Drivers |
Hexagon etc |
| Surface treatment |
Black dacromet etc |
| Production capacity |
15000000PCS Per Month |
| Package |
PE bag+Carton box +Pallet |
| Applications |
Widely use it for mobile phone fastening |
| Delivery time |
About 7 -15 days after all details confirmed and able to offering fast delivery for urgent order |
| HS code |
7318140090 |
What are the characteristics of self-tapping nails How to install self-tapping nails
Self-tapping screws, as the name suggests, are self-tapping screws. Compared with ordinary screws, self-tapping screws have a drill, and can be screwed in without machining the screw hole. At the same time, do your own tapping. It is mainly used for the edge connection and fixing of some thin plates. So what are the characteristics of self-tapping nails? Let's have a look!
1, what are the characteristics of self-tapping nails - strong corrosion resistance
The self-tapping screw itself has a strong corrosion resistance, coupled with its added rubber sealing ring, so that the screw is exposed to the outside, or a relatively humid environment, can make the screw no water seepage, no rust.
2, what are the characteristics of self-tapping nails - small range of use
Self-tapping screws are also called wood screws, which are suitable for wooden materials, and the screws are small and manual, so the scope of use will be narrow.
3, what are the characteristics of self-tapping nails - easy to operate
The self-tapping screw combines the tap and bolt, which is very practical, especially in some soft materials, and can be screwed directly into the drill. Of course, if the screw diameter is small and the wood material is soft. You don't have to punch a hole, you can screw it in.
4, what are the characteristics of self-tapping nails - strong self-drilling ability
Self-tapping screw and screw diameter series, the number of threads and screw length and other three parameters to determine its quality. Screw diameters on the market are divided into 10 and 12 grades, corresponding to 4.87mm and 5.43mm respectively; The number of threads is 14, 16, 24 three levels, want to self-drilling ability of the screw, it is recommended to buy more screws the number of threads.
How to install self-tapping screws
1, if the number of installation is small, you can take a simple method, that is, the corresponding specification of bolts and nuts. First, the self-tapping screw sleeve is fixed on the corresponding screw, fixed with the same type of nut, and then the screw sleeve is screwed into the bottom hole with a wrench, and then the screw can be withdrawn.
2, if the number of installation is large, it is recommended to use special screw sleeve installation tools, such as hexagonal head, tapping wrench, can also use pneumatic tools.
Quality control devices
Certifications
Package & Shipping
Exhibitions
Advantages
- Free mold opening
- Free drawing
- Fast delivery
-Non-standard customization
- Adequate inventory
- Quality guarantee
FAQ
1) Are you a trade company or factory ?
Re:We are a factory
2) What is your delivery time ?
Re: For samples order we need 1-3 working days ,bulk order we need 7-15 working days after your payment
3) How to do ODM order ?
Re:Just sending the picture ,technical drawing or as well as prototype you have ,then our engineers will estimate it and let you know asap
4)How about your quality control system ?
Re:we have completed quality control system ,and will check the products one by one before shipment
5)What is your main market ?
Re : We are mainly on Europe,Asia and North America market
6)Can i get free samples ?what are the rules of samples in your company ?
Re: Yes,Samples can be free for standard item ,qty 10-20pcs but customer pay for the freight ,for Non-standard item,customer has to pay for mold fee and freight
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