[elecena] B8X45/BN31150 - zmiany ceny Śruba; M8; M8x45; Łeb: walcowy; imbus; HEX 6mm; DIN 912; ISO 4762 B8X45/BN31150 - 2.20 PLN https://elecena.pl/product/30793947/b8x45-bn31150 2026-10-09 B8X45/BN31150 - 2.22 PLN https://elecena.pl/product/30793947/b8x45-bn31150 2026-11-03