M3 (3mm�) M4 (4mm�) A2 Stainless Steel Hex Head Fully Threaded Bolts + Nuts

M3 x 0.5mm pitch. M4 x 0.7mm. A2 STAINLESS STEEL HEXAGON HEAD SET SCREW BOLTS FULLY THREADED. Stainless Steel A2 (304), DIN 933. Manufactured from A2 Stainless Steel For Improved Corrosion Resistance.

eBay