Rods are bent in the middle of a soft steel shaft with threads on either end. Simply snip in two with wire cutters to "free" up a pair of Z bend shafts.. 8 Assorted lengths makes into 16 Z bend 2-56 threaded shafts: 2pcs 3" Long when cut equals 4pcs 1-1/2" Long; 2pcs 5" Long when cut equals 4pcs 2-1/2" Long; 2pcs 6" Long when cut equals 4pcs 3" Long; 2 pcs 8" Long when cut equals 4pcs 4" Long. SKU Number: SUL502