| 摘要 |
A cutting tool comprised of tool hardened steel having a holder end and an opposite end. A series of axially extending slots are provided on the tool at an outer circumference of the opposite end. The slots each have a radially extending slot wall positioned so as to extend in a plane that intersects a longitudinal axis of the opposite end. Each of the slots also have a generally radially and diagonally extending slot wall confronting the radially extending slot wall associated therewith. Jig ground pins mounted in the opposite end and extended across a radially inner end of the associated slot. A series of cutter bits are mounted in the slots and bottomed on the jig ground pins positioned at the radially inner end of the associated slot. A series of cutter bits with one of the bits in each of the said slots. A series of wedge shaped shims each being mounted in an associated one of the slots and physically positioned in engagement with and between the radially and diagonally extending slot wall associated therewith and one of the cutter bits. Screws are screwed into the opposite end of the tool and which bear against the shims locking the shims and the blades in the slots in unitary assembly therewith.
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