Recondition threads on SAE high pressure male/female fittingsCompact socket design with pass through bored out center hole on each socketAllows thread reconditioning with flared tip supply line inside high pressure fitting.Ideal for gas, AC, and liquid high pressure fittings common in heavy equipment, trucking, marine and aircraft industries.Sizes:1 - 5/8” - 18 UNF to 1 1/16”-14 UNFKit Includes:LT999-1 5/8-18 UNF Thread Chaser SocketLT999-2 3/4-16 UNF Thread Chaser SocketLT999-3 7/8-14 UNF Thread Chaser SocketLT999-4 1-14 UNF Thread Chaser Sock