THROW AWAY TIP AND THROW AWAY TYPE CUTTING TOOL

摘要

PROBLEM TO BE SOLVED: To accurately attach a tip on a tip attachment seat without deteriorating workability of tip attachment work.

SOLUTION: A plurality of lines 17 are provided on an upper surface of a tip main body 10 as indications for identification of a rotational position in a circumference direction around an axis line P of the tip main body 10 in attaching the tip having the tip main body 10 forming a roughly circular flat shape on the tip attachment seat 32 formed on a tool main body 30.

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