Din 912 Hexagon Socket Head Cap Screw Standard Dimensions, Technical Data and Size Chart Data Table Din 912 Hexagon Socket Head Cap Screw Standard Dimensions, Technical Data and Size Chart Data Table DIN 912 PDF Steel: 8.8, 10.9, 12.9Stainless: A2, A4 Terminology and Measurements d – the nominal diameter of the threadk – head heightt – groove depthdk – head diameterL – length of the bolts – the size of the internal hexagon Thread dPdkk (max)t (min )S e M1.40.32.6.1.40.61.3 M1.60.3531.60.71.5 M1.80.35–––– M20.43.8211.5 M2.50.454.52.51.12 M30.55.531.32.5 M3.50.663.51.62.5 M40.77423 M50.88.552.54 M6110635 M7111––5 M81.2513846 M101.5161058 M121.751812610 M1422114712 M1622416814 M182.52718914 M202.530201017 M222.533221117 M24336241219 M273402713.519 M303.5453015.522 M333.550331824 M36454361927 M424.563422432 M454.5684527.132 M48572482836 M525785231.936 M565.584563441 M605.590603541 M64696643846 M686102684050 M726108724255 M766115764560 M806120804765