Tee slot nuts 3/4-10, Te-co #41421/All American260-19(4 pc in Lot) LCL3
The nut is designed for use in a T slot system and is a great addition to your fastener hardware collection. Made of harden steel, it has a black oxide finish and a thread size of 3/4-10. 1″ slot x 1 1/2″ high x 1 3/4″ deep.