(50) Bulloni a flangia 1/4-20x1/2 grado 8 e (50) dadi di bloccaggio flangia 1/4-20 Gr.G giallo
1/4-20 Hex Flange Grade G Lock Nut - Zinc Yellow. 1/4-20x1/2 Hex Flange Bolt Grade 8 - Zinc Yellow - Full Thread. These are not second quality fasteners that were previously rejected or rescued from a scrap yard.