noun
also die holder
: a device that holds a threading die when chasing threads on work revolving in a machine or that itself revolves and chases threads on work held stationary in a machine
noun
also die holder
: a device that holds a threading die when chasing threads on work revolving in a machine or that itself revolves and chases threads on work held stationary in a machine
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012