Brand New - 10 X 5/32"Dia Push / Press Fit Oil Nipples.

These are used for enabling lubrication to vintage machinery etc. The oiler is not threaded and pushes into a 5/32"Dia hole.  The Oilers have a ball and spring mechanism for lubricating, and this also stops dirt getting in when not in use. like all my Grease Nipples these items are 100% British Manufactured!
Zinc plated.  Springs are heat treated after coiling to ensure prolonged life.