We can produce the size: 4-1/2” , 5” , 5-1/2” , 6-5/8” , 7” , 7-5/8 ”, 7-3/4” , 8-5/8” , 9-5/8” , 10-3/4 ”, 11-3/4 ”, 13-3/8” and their corresponding wall thickness mentioned in API standards. We can also provide the threads you required .The materials are J55, K55, N80, L80. You can choose any of them.