ASME B18.2.3.1M Metric Hex Cap Screws

Nominal Screw Diameter, D, and Thread Pitch	Body Diameter Ds,		Width Across Flats, S		Width Across Corners, E		Head Height, K		Wrenching Height, K1	Washer Face Thick, C		Washer Face Diameter, Dw
Nominal Screw Diameter, D, and Thread Pitch	Max	Min	Max	Min	Max	Min	Max	Min	Min	Max	Min	Min
M8 x 1.25	8	7.78	13	12.73	15.01	14.38	5.5	5.1	3.7	0.6	0.3	11.6
M10 x 1.5	10	9.78	15	14.73	17.32	16.64	6.63	6.17	4.5	0.6	0.3	13.6
M10 x 1.5	10	9.78	16	15.73	18.48	17.77	6.63	6.17	4.5	0.6	0.3	14.6
M12 x 1.75	12	11.73	18	17.73	20.78	20.03	7.76	7.24	5.2	0.6	0.3	16.6
M14 x 2.0	14	13.73	21	20.67	24.25	23.35	9.09	8.51	6.2	0.6	0.3	19.6
M16 x 2.0	16	15.73	24	23.67	27.71	26.75	10.32	9.68	7	0.8	0.4	22.5
M20 x 2.5	20	19.67	30	29.16	34.64	32.95	12.88	12.12	8.8	0.8	0.4	27.7
M24 x 3	24	23.67	36	35	41.57	39.55	15.44	14.56	10.5	0.8	0.4	33.2
M30 x 3.5	30	29.67	16	45	53.12	50.85	19.48	17.92	13.1	0.8	0.4	42.7
M36 x 4	36	35.61	55	53.8	63.51	60.79	23.38	21.62	15.8	0.8	0.4	51.1
M42 x 4.5	42	41.38	65	62.9	75.06	71.71	26.97	25.03	18.2	1	0.5	59.8
M48 x 5	48	47.38	75	72.6	86.6	82.76	31.07	28.93	21	1	0.5	69
M56 x 5.5	56	55.26	85	82.2	98.15	93.71	36.2	33.8	24.5	1	0.5	78.1
M64 x 6	64	63.26	95	91.8	109.7	104.65	41.32	38.68	28	1	0.5	87.2
M72 X 6	72	71.26	105	101.4	121.24	115.6	46.45	43.55	31.5	1.2	0.6	96.3
M80 x 6	80	79.26	115	111	132.72	126.54	51.58	48.42	35	1.2	0.6	105.4
M90 x 6	90	89.13	130	125.5	150.11	143.07	57.74	54.26	39.2	1.2	0.6	119.2
M100 x 6	100	99.13	145	140	167.43	159.6	63.9	60.1	43.4	1.2	0.6	133