| http://www.w3.org/ns/prov#value | - Thus, the air can be sucked through thesuction holes positioned slantingly in conformity with the direction of rotation during the rotation of the shank to thereby enhance the cooling effect and the cutting performance.The segments, which consist of two kinds of members, that is, the long tips and the short tips, are arranged so as to be larger in area in the vicinity of the outer boundary of the
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