This is a lot of vintage brass tubing each one will fit into the other they are made by Steel works man this is some nice tubing you get one each of 11/32 -5/16-9/32 -1/4-7/32-3/16-5/32-1/8-3/32-1/16--- WoW-- That is -10- of them!!!!!!. They are all -12- inches long thats -10 -feet of brass!! This brass is easy to solder and bend and will polish up nice sold as is