20 pair \\\" STEEL PARALLEL SET PARALLELS .0001\\\" HARDENED

+/-. 0001" in Parallelism. 20 pair \\\\\\\" STEEL PARALLEL SET PARALLELS. 0001\\\\\\\" HARDENED. Each parallel is " thick x 6" long without any holes on the body. 20Pairs (40pcs) of Parallel Set. We'd like to settle any problem in a friendly manner.