Aluminum Thread-Serts Assortment (Blind Nuts)Hillman Item #58683
An assortment of aluminum blind nuts, also known as "thread-serts" from Hillman. These are one-piece, internally threaded rivets which can be anchored entirely from one side. "Thread-serts" are most commonly used to replace or fix damaged screw threads. Parts in this assortment come in 7/32", 1/4", 9/32", and 3/8" drill size varieties. Full assortment contains ten (10) refills comprised of Hillman Item #'s 411999-412008.