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US Patent: 299,429
Combined Drill and Countersink
Patentee:
Albert J. Smart (exact or similar names) - Greenfield, MA

USPTO Classifications:
408/191

Tool Categories:
woodworking tools : hand drills : drill bits : countersinks

Assignees:
Wiley & Russell Manufacturing Co. - Greenfield, MA

Manufacturer:
Not known to have been produced

Witnesses:
F. W. Howard
Edwd. H. Downs
John Putnam
William S. Williams

Patent Dates:
Applied: Jul. 10, 1883
Granted: May 27, 1884

Patent Pictures:
Albert J. Smart patent May 27, 1884 .. with Wiley and Russell hollow center drill bit holder
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Description:
The key features are the hollow cylinder, and the countersink cutter on the tapered end.

Wiley and Russell's "LIGHTNING" drill holder shares some of these characteristics.

The hollow center and set screw appear in Charles P. Russell's August 5, 1884 patent (no. 303,053).

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