R&R Engineering Company Inc., specializes in the technology of threading with planetary thread rolling machines. Based in Summitville, Ind., it has fully automated U-bolt machines of varying sizes, machines to straighten, cut, thread and bend the wire, machines for various other applications as well as in house tool and die shop. Its products include battery bolts, J-bolts, a variety of U-bolts, anchor bolts, all threads, hanger bolts, cranks, pins and roller shafts and the capacity ranges from 10 to 24 threads, to one inch to eight inches in C1018, C1514 or 304 stainless. The company maintains approximately 2000000 pounds of un committed inventory in bar and coil wire stock.