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Tel:
+86 13143444311
Email:sst@szsst88.com
Fax:+0086-755-27322278
Address:Building 9, First Industrial Zone, Tantou Industrial City, Songgang Street, Baoan District, Shenzhen 518105, Guangdong, China
For those who have purchased non standard t head machine screw, the mold is relatively well known, because to produce non-standard screw fasteners, first need to open mold production. Sometimes you may need a mold, sometimes you need a variety of molds to be able to produce, then a non-standard s...
1 月-07-2019
The anti-looseness of 10-32 stainless steel screws flat head has always been a serious hidden danger in industrial manufacturing and products, and this unknown safety accident has occurred in unexpected situations such as our daily work, life and transportation. Therefore, engineers and sc...
1 月-05-2019
Why do so many people look extra long screws for electrical sockets for Shi Shi Tong production, and even many of them are peers, said Mr. Chen from Zhejiang Jinhua. The reason why Mr. Chen found the Shi Shi Tong screw factory far away from the distance is partly because the online search for ex...
1 月-05-2019
A few months ago, a customer in the UK found us and asked if we could produce black oxide self tapping screws and gave him the screw drawings. And the customer told us that he hopes to have a model of 30pcs black oxide self tapping screws first, and there will be orders afterward, but he canR...
1 月-05-2019
Mr. Hong’s customer needs a hexalobular socket head cap screws and gave Mr. Hong’s drawings to Mr. Hong to help him purchase this screw. However, Mr. Hong has never touched the screw industry before, nor does he know whether the dimensions marked on the drawings are reasonable. Therefore, he bega...
1 月-05-2019
When many screw fasteners are produced, there are occasional problems that cause the screws to become defective and cannot be used. The problems with the appearance of these screws generally include thimbles on the surface, scratches, heads, headshots, and the like. So why is there a trace on the...
1 月-05-2019
Sems screws generally have a flat washer and a spring washer in the threaded portion of the screw, but some have no spring washer, only a flat washer. Generally, the screws do this mainly to prevent loosening. But why can’t the hex socket countersunk head screw be made into a sems screw? M...
1 月-05-2019
Triangular screws are used because they allow the screws to be screwed in better, so many users will choose this type of screw. So, is the trilobular thread forming screw necessary to open the mold? Basically, many trilobular thread forming screw are to be opened. Deciding whether or not this tr...
1 月-04-2019
Mr. Zhao found several screw manufacturers on the Internet and wanted to choose one of them to produce self tapping screws for upvc windows. Finally, Mr. Zhao chose the Shi Shi Tong screw manufacturers to produce their screws. Why is this? In the beginning, Mr. Zhao told the manufacturers that h...
1 月-04-2019
Mr. Shen urgently needs an aluminum button head cap screws to install his product, because his product needs to be sent before the annual leave, so the time is a bit. So Mr. Shen asked if it could be delivered quickly. Because of the specific parameters of our aluminum button head cap screws and...
1 月-04-2019
Mr. Ding’s zinc plated socket head cap screws are not a standard screw and are a non-standard part. Then, Mr. Ding said that he saw on our website that we can make non-standard screws, and sent the drawings of the screws to Shi Shi Tong. Can you do it? When I saw Mr. Ding’s drawings,...
1 月-04-2019
A few days ago, a US company mailed a high strength socket head cap screws and gave him his drawings. After carefully reviewing their drawings, we asked them to say whether the high strength socket head cap screws should be replaced with the material grade, because the material requirements on t...
1 月-04-2019