Relief angles on high speed steel tools usually vary from?

1.	Relief angles on high speed steel tools usually vary from?
A.	0¬¨‚àû to 3¬¨‚àû
B.	3¬¨‚àû to 10¬¨‚àû
C.	10¬¨‚àû to 20¬¨‚àû
D.	20¬¨‚àû to 30¬¨‚àû
Answer» E.

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Relief angles on high speed steel tools usually vary from?

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