What is the trace on the surface of the round head slotted machine screws?

What is the trace on the surface of the round head slotted machine screws?: There are traces on the surface of the round head slotted machine screws. Generally, there is a problem with the mold. For example

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Die Spotting Extra Long screw

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Today, Shi Shi Tong screw manufacturers have introduced a new die spotting  extra long screw . But a screw length 56 cm? Isn’t that more than half a meter long? Yes, the picture above is the short screw that our die spotting machine made. Shi Shi Tong screw manufacturers can be infinitely  extra long screw  according to customer needs, and of course there are no customers who require unlimited length. The Shi Shi Tong screw manufacturer gave us a 1.2 meter  extra long screw  for training. Because the camera technology needs to be improved, it will be displayed next time. In other words, what length do you need, Shi Shi Tong will do the length of your needs, and change the process of welding in the past to lengthen the screw, solving the big problem that will break during use. At present, the cold rolling process used by Shi Shi Tong screw manufacturers to produce long screws is one-time cold forming of...
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Can the hexagon socket countersunk head screw be designed with logo?

An email from Mr. Zeng from Jiangsu sent us an email asking us to design the  hexagon socket  countersunk head screw  logo according to his attachment requirements. After evaluating the drawings of Mr. Zeng, we found that we can do it. Because the logo part is not sinking or protruding on the drawing. I asked Mr. Zeng if the  hexagon socket countersunk head screw  logo was recessed or protruding. Mr. Zeng said that he wants to stand out. When we ordered the corresponding mold back, we started to adjust the production. After the  hexagon socket countersunk head screw  was sent to Mr. Zeng, Mr. Zeng confirmed that there was no problem in appearance and size, and then took it to the actual assembly. See how the assembly works. Two days later, Mr. Zeng said that the test had passed, and the next batch was produced according to the goods that were now given to him. And ask if we can put their logo on the package. Whether you print a logo on the...
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Where To Find Stainless Steel Cap Screws Suppliers?

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  Where To Find Stainless Steel Cap Screws Suppliers? Mr. Li needs to purchase a stainless steel cup head screw, looking for a supplier that can produce stainless steel cup head screws, but I don’t know where to find  stainless steel  cap screws suppliers ? What is the quality of the manufacturer found? Mr. Li has just started looking online, looking for several  stainless steel cap screws suppliers , and also did some research on their company, which excluded some suppliers of stainless steel cup screws. Then, Mr. Li looked at the location of these companies and wanted to select several field trips that were closer to him. Then Mr. Li came to the Shi Shi Tong screw manufacturer. Mr. Li first looked at our production process and the inspection process in production. And filmed the video in production. Mr. Li also asked us why we have so many wires, and the screw factory that he went to before did not have so many wires. We told Mr. Li that we are still a supplie...
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