Threaded Shank Adapter Drills
    Aircraft-Icon2 usamich
    High-Speed-Symbol cobalt

High Speed Steel & Cobalt

1/4-28 Threaded Shank – 135° Split Point
National Aerospace Standard (NAS965).
Generally used in portable angle drilling tools, or offset drills and allow access
to space-restricted areas. Threading provides a secure fit in the tool holder.

10-32 Threaded Shank
Extra Long Series High Speed Steel
Long Series
Short Series Threaded Shank Adapter Drills
Stub Series