M4 Socket Head Cap Screws, Zinc Plated Heavy-Duty Class 12.9, Metric Coarse 0.70
Matching Nut & Washer: M4 – Available here. Thread Size:0.70 – Coarse Thread (Standard). M4-0.70 Socket Head Cap Screws. These are Zinc-Plated and made from Heavy Duty 12.9 Alloy Steel. RoHS compliant (Zinc-Bake Cr+3).