d1 thread M5 M6 M8 M10 M12 M16 M20 P 0.8 1 1.25 1.5 1.75 2 2.5 d 3 max 12 14 18 20 25 32 min 10.9 12.9 16.9 18.7 23.7 30.4 d 2 5 6 8 10 12 16 18 b 16 18 22 26 30 38 46 s max 8 9 11 14 17 19 24 min 7.52 8.52 10.3 13.3 16.3 18.16 23.16 L 30-300