Omega Technologies 1” countersink extensions incorporate male and female 1/4-28 threads. As the name implies, countersink extensions are most commonly used to give extended reach for countersinking holes.
$8.32
Omega Technologies Countersink Extension Description: Omega Technologies Countersink Extensions feature a straight male shank and a 1/4-28 female threads. Omega Technologies Countersink Extensions are designed to be used to give an extended reach for countersinking holes. Omega Technologies Countersink Extensions can also be used to extend any other 1/4-28 threaded components including drill collets, paint cutters, and threaded shank drills.
