| Customization: | Available |
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| Material: | Carbon Steel |
| Type: | Countersunk Head |
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| Self-tapping screws are self-threading screws that can be easily screwed in without the need for pre-machined screw holes. Self-tapping screws are a special type of fastener. Their greatest feature is that they can tap threads on the material being consolidated by themselves, thus achieving a tight connection. The following is a detailed analysis of self-tapping screws: 1. Definition and Working Principle Self-tapping screws, also known as Self-tapping Screws in English, are screws with a drill bit. They are constructed using special power tools and can complete the operations of drilling, tapping, fixing and locking at one time. Its working principle is to rely on its own threads to "tap, drill, squeeze and press" the corresponding threads on the consolidated material, thereby achieving a tight fit. |
1, What is your trade terms?
Answer: FOB, CIF, FCA
2, What is your payment terms?
Answer: T/T40% deposit in advance, T/T 60% against B/L copy.
3, Do you provide samples for our testing? Are samples free charge?
Answer: Yes, We can offer 1-2 pcs free charge samples. But you pay for express cost.
4, What is your production leadtime and sample leadtime?
Answer: 30-35 days for massive production, Sample leadtime within 7 days
5, How can you guarantee quality?
Answer: We are a strict quality control system and a professional quality QC team
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