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US Patent: 505,322
Reaming Bit
Patentee:
Marvin R. Moss - Huntsburg, OH

USPTO Classifications:
408/147, 82/1.5

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. P. Kile
A. W. Strong

Patent Dates:
Applied: Oct. 24, 1892
Granted: Sep. 19, 1893

Patent Pictures:
USPTO pdf tiff
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Description:
A stop pin is used to regulate the width of cut and a collar regulates the depth. Primary use identified is for use in "freshening" the holes used for tapping maple sugar trees where it is desireable to keep the hole the same depth and not enlarge the entry hole.

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