Shenzhen Shi Shi Tong Metal Products Co., Ltd

Joel sent us an enquiry last month, saying that I want  fillister head machine screws . And gave us the drawings. And asked us a few questions: One is whether the  fillister head machine screws  or the screw should be opened; how long will it be delivered; can it be tested for 500 hours in salt spray; if you want this cup, it is not so easy to fall out. After that, we answered the questions according to Joel and gave the corresponding solutions. After confirming that all the problems can be solved, Joel immediately placed an order for us, and said that our products were of good quality in the first delivery, and they met their requirements after testing. In this month, the order for the  fillister head machine screws  is added. www.sstls.com www.szsst88.com

Mr. Cheng previously purchased a metric fillister head machine screws  in Zhejiang, 8.8 grade nickel plated, the screws bought look very beautiful, and the price is very cheap. However, there was a problem when using it. I don't know what happened. The screw he bought was easily broken. stainless steel knurled thumb shoulder head screws Mr. Cheng wondered why the screws that others bought were not easy to break, and there would be no problems. Later, when Mr. Cheng tested the metric fillister head machine screws , he found that the torque did not reach 8.8. Mr. Cheng gave this question back to his supplier. The supplier re-offered the goods to Mr. Cheng. There is still a problem. Finally, Mr. Cheng did not find any more. Occasionally, Mr. Cheng contacted Shi  S hi  T ong and first ordered samples from Shi  S hi  T ong to go back to the test. A week later, Mr. Cheng said that our metric fillister head machine screws  test was passed, and thi...