ANY ideas?

[elidas]

It's a PEXTO and ratchets. There is a 3/8 square on one side and a round hole on the other. the knurled pin changes direction.

 

[PCustoms]

.......

 

[3baygarage]

It could be a ratchet drill.

 

[RTM]

Yup, ratchet drill.

Pexto Mechanics' Hand Tools : Catalogue No. 26T : Peck, Stow & Wilcox Co. : Free Download, Borrow, and Streaming : Internet Archive

80 p., illus., 17.8 cm, trade catalog

archive.org

 

[MR.X]

There was a pretty good explanation of ratchet drills for a similar query awhile back on the practical machinist site.... If you were to search "practical machinist ratchet drill mystery tool" I'd bet it'd come up.

 

[Private Lugnutz]

There are a few and discussion with period references on the Keystone thread.

 

[Ricky Joe]

Also referred to as a packer drill.

 

[elidas]

Thanks guys!

 

[Private Lugnutz]

Also referred to as a packer drill.

After the inventor, Henry. H. Packer, patent 20,728, granted June 29, 1858.