Four Jaw Chuck and Dial Gauge on an engineers metal lathe

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The 4 jaw chuck was used to hold a piece of bar sideways to drill and tap a hole in the side at 120 degrees angle to another hole. The video shows how the four jaw chuck was set up.

Playlist:

Season 1 Episode 7 of the playlist
"How to use a general engineering lathe" by Evan Lewis (evan-e-cent now evanecent).

Boxford Users Group:
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