Beat Block Nes1025 6-piece External/internal Thread Repair Set

Nes1025 combination universal thread repair set for both internal and external threads. Contains external NES1A and NES2 with a working capacity of 5/32" - 1.1/2" and Internal NES21, NES22, NES23 and NES24 with a working capacity of 5/16" - 1.1/4".