Extension Drill Sleeves / Morse Taper Extension Sockets are designed to adapt Morse Taper Shank tools to larger or smaller morse taper holder. They can also be used to extend the length of taper shank tools. Also known as a Fitted Socket.
Hardened & Ground internally & externally.
Extension Drill sleeve/ Extension sockets used when hole in spindle of drill press to small for taper shank of drill.