Patent ID: 8770080

Claim:
A cutting wheel, comprising: a center body having third and fourth sides substantially parallel and opposite to each other; a cutting blade formed along a circumference of the center body of the cutting wheel with respect to a rotational axis of the cutting wheel, said cutting blade having first and second sides which are intersected by the third and fourth sides, respectively and which are formed in an asymmetrical shape about a vertical line crossing a cutting edge where the first and second sides meet each other, the cutting blade comprising: a cutting tip formed asymmetrically about the vertical line on a peripheral edge of the cutting blade and including the cutting edge; and a portion positioned between the center body of the cutting wheel and the cutting tip of the cutting blade, an interface positioned between the cutting tip and the portion of the cutting blade crossing the cutting blade, intersecting the first and second sides, and not crossing any of the third and fourth sides of the center body.