Scatola assortita - Bulloni - 300 pezzi Bulloni e dadi a testa raschiante M3 neri, rondelle piatte e set di molle, bulloni esagonali interni

Set of 300 black M3 bolts with countersunk head and flat spring washers: Set includes: M3 black screw with countersunk head, M3 hex nut, M3 flat washer, M3 spring washer. Black oxidized surface treatment: all parts are treated with black oxidation for excellent corrosion protection and a beautiful decorative effect. High-quality carbon steel and spring steel: carbon steel bolts and nuts, high strength. Spring steel washer with good elasticity for all kinds of situations requiring support and impact resistance.