Mechanical parts, cylindrical threaded fasteners for nuts. A fastener consisting of a head and a screw (a cylinder with external threads) in two parts, to be fitted with a nut, for fastening two parts with a through hole.
Specification:
M4, M4.5, M5
Level:
8.8 ~ 10.9
Product Features:
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Single-sided connection, sheet metal can be made without drilling
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It is suitable for connecting different thin plates or profiles such as aluminum-aluminum and steel-aluminum
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It features high connection strength, good fatigue life, high corrosion resistance and excellent sealing performance
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Detachable and repairable
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It has a good lightweight effect
