Cutting by use of rotating axially moving tool – With work-engaging structure other than tool or tool-support – Adjustable – tool-guiding jig
Patent
1991-03-04
1991-11-12
Howell, Daniel W.
Cutting by use of rotating axially moving tool
With work-engaging structure other than tool or tool-support
Adjustable, tool-guiding jig
408 72R, B23B 4728
Patent
active
050643193
ABSTRACT:
The present invention is a device for locating fastener positions and is more particularly concerned with the aspect of precise location for removal of material by boring or drilling by means of a handheld electric power tool.
REFERENCES:
patent: 310710 (1885-01-01), Nichols
patent: 1984387 (1934-12-01), Turner
patent: 2560382 (1951-07-01), Barr
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