| 摘要 |
Boring bits and methods for manufacturing boring bits. The method includes the acts of forming a shank including one end connectable to a power tool and an opposite end, molding a cutting head separate from the shank, the cutting head including a base wall and a side wall extending from the base wall, the base wall having an interior base surface and an exterior base surface, and bonding the shank and the cutting head as a unit including bonding the opposite end of the shank to the exterior base surface.
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