For over several hundred years, people in South and South East Asia have been chewing betel nuts prepared in a special package containing mineral lime (alcium oxide) and spices may include clove, cardamom, catechu for extra flavouring and wrapped up in betel leaves. Betel chewing is a tradition through generations.
BS 4929-2 Locking Nuts BS4929-2 self-locking nut is a nut that is screwed together with a bolt or a screw to act as a fastening part. It is a kind of original that all production machinery must use. Threads, mechanical lock nut and screws of the same size can be connected ...
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ASME B 18.2.6 Heavy Hex Nuts (ASTM A563/ A194/ A194M): 2H, 2HM, 7, 7L, 7M, 8/8A, DH, 8S, 10S,10,12 Datian Fasteners is a very advantageous fastener factory for ASTM A194 nuts. We can provide customers with A 194 2H, 2HM, 7, 7L, 7M, and A563/A563M Gr.8, Gr.10, etc. The ASTM ...
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ANSI/ASME B18.2.2 Square Nuts ANSI/ASME B18.2.2 square flange nut can be turned with a square wrench. One of the first quality fasteners, the square nut is regarded by many as an easy-to-use fastener that holds even the most difficult parts. The first version of the square nut ...
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