Steel swage tube 1" outer diameter, a .079" wall thickness, a 3/4" UNF-2B left and right hand threads, and a length of 26". QA1 offers the 3/4'' swaged tubes in multiple lengths. They are an SAE 1012 seamless tubing equivalent and are cold worked for added strength. They are zinc plated, black dichromate and knurled on one end for the non-swaged area.