M4 (4mmØ) KAPPENSCHRAUBEN INNENSECHSKANTSCHRAUBEN A2 EDELSTAHL DIN 912
M4 Socket Cap Screws. M4 socket cap screws. Manufactured from A2 grade stainless steel for improved corrosion resistance. Allen key size; 3mm. Head height; 4mm. Fully threaded up to 25mm screw length, longer screws are part threaded.