Long bit hole saw arbor

Details Long bit hole saw arbor Long bit hole saw arbor

1997-05-08

1998-11-03

Howell, Daniel W.

Cutting by use of rotating axially moving tool

Tool or tool with support

Having axial, core-receiving central portion

408209, B23B 5104

Patent

active

058299297

ABSTRACT:
A new long bit hole saw arbor for allowing a user to drill a hole in a material using readily available EMT conduit as a cutting saw member. The inventive device includes an arbor member, an attachment shank extending from the arbor member to permit mounting of the invention to a power tool, a saw member inserted into the arbor member, and a chuck member and a drill bit extending from the arbor member through the saw member.

REFERENCES:
patent: 1354830 (1920-10-01), Janes, III
patent: 1596197 (1926-08-01), Lindgren
patent: 1855873 (1932-04-01), Shortell
patent: 2140192 (1938-12-01), Thatcher
patent: 2484150 (1949-10-01), Brown
patent: 3648508 (1972-03-01), Hougen
patent: 5433560 (1995-07-01), Duncan

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