noun
or taper sleeve
: a sleeve that is tapered both externally (as to fit a specified socket) and internally (as to receive the tapered shank of a drill) — called also reducer sleeve, shell socket
noun
or taper sleeve
: a sleeve that is tapered both externally (as to fit a specified socket) and internally (as to receive the tapered shank of a drill) — called also reducer sleeve, shell socket
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012