METRIC FINE 10.9 ZINC DIN961 HEX BOLTS FULL THREAD M10 M12 M14 M16 M20 Simply select your thread size then length then pitch and last pack quantity from the drop down menus available. 10.9 Zinc plated steel, High tensile grade. Metric fine thread (not standard). We are dedicated to ensuring the highest possible quality service to our customers.