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What does the HB on my pencil stand for? - Quora
पेंसिल पर HB, 2B 2H, 9H जैसे कोड तो लिखे देखे होंगे आपने, आज जान लीजिए इनका मतलब क्या होता है | What HB 2B 2H 9H means printed on pencil know
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What does the HB on my pencil stand for? - Quora
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On a pencil, what do the initials HB stand for? - Quora
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What is the Difference Between H and B Pencils? | Art Inspiration | Inspiration | Art Techniques | Encouragement | Art Supplies
