M6‑1.00 x 40 mm DIN 6921 Hex Flange Bolt – Class 8.8, Zinc CR+3, Full Thread

The M6‑1.00 x 40 mm DIN 6921 hex flange bolt is manufactured from metric Class 8.8 steel to provide high strength and dependable clamping performance. Its serrated hex flange delivers built‑in locking action and even load distribution, helping to resist loosening in vibration‑prone assemblies. Featuring a full‑thread (FT) coarse pitch and a Zinc CR+3 finish for corrosion protection, this bolt is ideal for automotive, machinery, and general industrial fastening applications where durability and reliability are essential.