M8 / 8mm A4 MARINE GRADE STAINLESS STEEL SOCKET CAP SCREWS, ALLEN KEY HEAD BOLTS
Thread size is M8 (8mm dia.). x 1.25mm pitch. Allen key sizes: M8=6mm key. Socket Cap Allen Bolts DIN 912. Manufactured from A4 marine grade stainless steel for maximum corrosion resistance. A4 Stainless Steel.