T-Slot Nut, Thread Size 1/2 In.-13, High Speed Steel, Black Oxide, Overall Length 1 1/4 in, Height of T 15/32 in, Nut Material Grade Grade 2, Overall Height 3/4 in, Overall Width 1 1/4 in, Table Slot Size 3/4 in, Tapped Through Tapped Through Hole Not...