Physics · Engineering Tools & Workshop Practice
एक मानक 100-मीमी सेंटर-पंच (centre-punch) में 10-मीमी व्यास की बॉडी और 6-मीमी व्यास का पॉइंट हो सकता है जिसे _________ के कोण पर ग्राइंड किया जाता है।
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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