High Quality DIN7991 Alloy Steel Hex Socket Flat Head Screw

• Type: Hexagon Head
• Groove: Hexagon
• Connection: Common Bolt
• Head Style: Round
• Standard: DIN, GB, ANSI, BSW, JIS, GOST
• Thread Size: M2-M20
• Model NO.: 10.9 Hex Socket CSK Head Bolt
• Color: Anodizing
• Thread Type: Metric/Imperial
• Head Shape: Flat
• Transport Package: Standard Export Wooden Box
• Specification: M2-M20
• Trademark: OEM
• Origin: Shanghai, China

Product Description

Product Parameters

Threaed Size(d)	Thread Pitch	/		A		H	C	S		e	T		r	Z
		Nominal Size		Nominal Size		Nominal Size	Reference	Nominal Size		Approx	Nominal Size		Min	Approx
		Max	Min	Max	Min	Max		Max	Min		Max	Min
M3	0.5	3	2.86	6	5.7	1.7	0.2	2	+0.1 +0.02	2.3	1.2	0.95	0.1	0.6
M4	0.7	4	3.82	8	7.64	2.3	0.3	2.5	+0.1 +0.02	2.87	1.8	1.55	0.2	0.8
M5	0.8	5	4.82	10	9.64	2.8	0.3	3	+0.1 +0.02	3.44	2.3	2.05	0.2	0.9
M6	1	6	5.82	12	11.57	3.3	0.3	4	+0.1 +0.02	4.58	2.5	2.25	0.3	1.0
M8	1.25	8	7.78	16	15.57	4.4	0.4	5	+0.14 +0.02	5.72	3.5	3.20	0.5	1.5
M10	1.5	10	9.78	20	19.48	5.5	0.5	6	+0.14 +0.02	6.86	4.4	4.1	0.5	1.5
M12	1.75	12	11.73	24	23.48	6.5	0.5	8	+0.175 +0.025	9.15	4.6	4.3	1.0	2.0
M16	2	16	15.73	30	29.48	7.5	0.5	10	+0.175 +0.02	11.43	5.3	5.0	1.0	2.0

FAQ:

1.What other similar products do you offer?
Stud bolts,Heavy Hex Nuts,Structure nuts,Hex nuts, Thread rods, Tapping/Double End Studs;All kinds of Hex Head Bolts, Hex Socket Head Cap Screw with Grade: 8.8, 10.9, 12.9. 

2.Do you provide custom service?
Yes.Our professional engineers can design professional drawings according to your needs, and can also produce according to the drawings you provide.

3.What materials do you offer bolts?
Carbon steel, stainless steel, titanium, copper, aluminum and so on.

4.How do you control the quality?
Always pre-production sample Inspection before mass production.Always final Inspection before shipment.