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British Standard Whitworth Thread I BSW Thread I
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=oajD14l-04A
Whitworth of Britain was the person who designed it, that is why it is known as British Standard Whitworth Thread. • It is generally used on screwed fastenings, bolts, and nuts. • #BSW #Cbse #ITI #Diploma • Photo by Roman Koval from Pexels
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