[elecena] M4X20/4762/8Z - zmiany ceny Śruba; M4x20; 0,7; Łeb: walcowy; imbus; HEX 3mm; stal; cynk; DIN 912 M4X20/4762/8Z - 0.08 PLN https://elecena.pl/product/29779138/m4x20-4762-8z 2026-02-07 M4X20/4762/8Z - 0.15 PLN https://elecena.pl/product/29779138/m4x20-4762-8z 2026-03-31