3B UNJC UNJF Unified Thread Plug Gauge 6-32 8-32 10-32 1/4 Coarse Screw Threads Gauges 5/16 3/8 7/16 1/2 9/16 3/4 For AEROSPACETools > Tool Parts41,12 USD (≈ 36,66 €)61,37 USDDisponibileSold by AliExpress WWVai al negozio