Trepanning and boring tool

Details Trepanning and boring tool Trepanning and boring tool

1975-02-11

1976-03-09

McGehee, Travis S.

Cutting by use of rotating axially moving tool

Tool or tool with support

Having axial, core-receiving central portion

408 20, 408197, 408239A, 408703, B23B 4102, B23B 5104

Patent

active

039429059

ABSTRACT:
A trepanning tool is adapted to receive attachments for performing boring operations on trepanned holes. The attachments interengage with the trepanning unit to establish a boring diameter concentric with, and adjustable with respect to, the trepanned diameter without removing the trepanning cutter.

REFERENCES:
patent: 1780325 (1930-11-01), Williams
patent: 3308689 (1967-03-01), MacDonald

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