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A taper tap has

This question belongs to Mechanical Engineering Manufacturing And Production Technology
Manufacturing and Production Technology
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A taper tap has

Answer & Solution
Correct Answer: Option B
The taper tap has 7 to 10 chamfered threads; the plug tap has 3 to 5 threads chamfered; while the bottoming tap has one thread chamfered. Hand taps have short square-ended shanks and are used for both machine and hand tapping. Taps are usually made either of carbon tool steel or high-speed steel.
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