Shenzhen Shi Shi Tong Metal Products Co., Ltd

  How to install steel self tapping screw? Generally, when we need to install two accessories, we usually need screws to tighten them. It may be a machine screw or it may be a steel self-tapping screw. Then how to install  steel self tapping screw ? Some people say that there is no need to punch holes in the installed parts in advance when installing  steel self tapping screw s, just take the screws and attack them directly. Some people also say that it is necessary to punch holes in the installed parts in advance so that it will be better when fastening. In fact, both ways can be done. If the fitting is not punched in advance, then the  steel self tapping screw  may appear during the installation and be a little crooked when tapped, or the electric screwdriver may not be used, so little effort will be spent in the screw and it cannot be screwed in. If holes are punched in the installed parts in advance, we can tighten the parts quickly when screws are used for ...

  Is there any MOQ for long socket cap screws? When we are customizing fasteners, sometimes the screw manufacturer will say to us, your quantity is not up to our production requirements, we cannot produce for you. When we do not need a lot of quantity, we need to order so much quantity to produce, and we can not use so much. Is there any MOQ for  long  socket cap  screws ? In China, there are many screw manufacturers that can produce  long  socket cap  screws , and The World One screw manufacturer is one of them. For the world screw manufacturers, long screw is also a basic MOQ limit, generally 10,000 MOQ. However, if the long screw style required by the customer is similar to the style produced on our machine, EVEN if the MOQ of Shi Shi Tong is not reached, Shi Shi Tong can still produce for the customer. In addition, if it is a customer who has not cooperated before, the production of long screws can also be carried out accor...

  Why do stainless steel button head screws overring the gauge? In the production of  stainless steel  button head  screws , especially when the machine screw, sometimes will see the production master will take ring gauge to check the thread, this is why? stainless steel  button head  screws  to ring gauge, mainly in order to check whether the thread is standard, the thread is beyond the scope of the standard tolerance, so the customer can’t use, in order to prevent this from happening, screw factory has an internal inspection in the factory, so can solve loss in their internal, if the customer only to find that this kind of thing, losses are likely to be greater. Therefore, in the production of  stainless steel  button head  screws  machine thread, the screw master is needed to use ring gauge to check the thread, and make sure that the use of ring gauge is not lost, and is the screw needed ring gauge. If the inspection with ring ga...

  Could the stainless steel chicago screw be customized? Do machinery and equipment company in guangzhou buyer Mr Ning to find the Shi Shi Tong screw manufacturer, say they need to order a batch of  stainless steel  welding  screw , male screw M5 * 20, female screw M5 * 30, head of the screw on the need to have their company logo, salt spray test time to 48 hours, thread tail need 360 ° glue, ask whether we can customize? If you can customize it, you need to give him a price of 30,000 or 50,000.   According to the information provided by Mr. Ning, their  stainless steel  chicago  screw  Shi Shi Tong screw manufacturer can be customized. However, before making a quotation, Mr. Ning needs to provide these information before the Shi Shi Tong screw manufacturer can make a quotation: The drawing of screws or the outside diameter of the female screw, the depth of the inner hole of the female screw, the diameter of the female scr...

  What do I need to pay attention to when I electroplate pure titanium screws? The reason why the screws to do electroplating is to look good, the other is to increase the corrosion resistance of the screw. But if you do not pay attention to electroplating, it will cause the screw can not be used. So what should I pay attention to when I electroplate  pure  titanium screws ? One is the coating thickness. Sometimes if the coating on the  pure  titanium screws  is too thick, the screws cannot be screwed in. Because nuts or internal threads are made according to the standard thread tolerance, if the screw coating is too thick, it will cause the outside diameter of the thread to become larger, beyond the standard thread tolerance range, it will not be able to be used to tighten objects. Two are plating surfaces. Generally, the surface of screws is required to be free from defects. Titanium screws are fine if they are used inside and not exposed. However, if the...