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Reference data of screw thread

Hexagon Head Bolts , Hexagon Nuts
Hexagon socket head cap screws , Hexagon socket set screws

Hexagon Head Bolts , Hexagon Nuts

Nominal diameter	Hexagon Face(H)

	ISO	JIS
	Normal	Normal	Small	Large
M2	4	4
M2.2		4.5
M2.5	5	5
M3	5.5	5.5
M3.5		6
M4	7	7
M4.5		8
M5	8	8
M6	10	10
M7	11	11
M8	13	13	12
M10	16	17	14
M12	18	19	17	22
M14	21	22	19
M16	24	24	22	27
M18	27	27	24
M20	30	30	27	32
M22	34	32	30	36
M24	36	36	32	41
M27	41	41	36	46
M30	46	46	41	50
M33	50	50	46
M36	55	55	50
M39	60	60	55
M42	65	65
M45	70	70
M48	75	75
M52	80	80
M56	85	85
M60	90	90
M64	95	95
M68	100	100
M72	105	105
M76	110	110
M80	115	115
M85	120	120
M90	130	130
M95	135	135

Hexagon socket head cap screws , Hexagon socket set screws

Nominal diameter	Hexagon Face(H)

Nominal diameter	Bolt	Set Screw
M1.6	1.5
M2	1.5
M2.5	2
M3	2.5	1.5
M4	3	2
M5	4	2.5
M6	5	3
M8	6	4
M10	8	5
M12	10	6
M14	12
M16	14	8
M20	17	10
M24	19	12
M30	22
M36	27
M42	32
M48	36

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