M6-1 X 15 Mm 70Pcs Flat Head Hex Socket Cap Screws Metric M6 Bolts, 304 Stainles
Deep & clear thread,good fastening. Smooth surface, no burrs, allen head, not easy to slip. Drive System Internal Hex. Screw Head Style Socket. Fastener Type Socket Head. Head Type Socket. Thread Size m6-1.