8 pz dadi scanalati tri 1/4"-20 E #20 a prova di manomissione dadi di sicurezza presa STRUMENTO
Tamper Proof Security Nut Socket #20 or LPF420. INSTALLATION TOOL #20 and 8 pcs 1/4" NUTS per order . Fits 1/4", 10-24, 10-32 and 6mm Tri-groove nuts. Can be used with 3/8" drive or 16MM open ended wrench.