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18mm length Flat Head Cap Screws (DIN 7991)

Flat Head Socket Cap Screws are designed to be seated in countersunk holes, and align flush with the surface of the assembly when installed. Flat head socket cap screws have a flat top surface, an indented hex and a conical bearing surface with a head angle of 82°. Flat head socket cap screws are commonly used in machine parts, die fixturing, and clamping.

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Buy Flat Head Cap Screws from one of our FCH Network Members
Supplier	Loc	Type	Material	Finish	Size	Description	Qty
Mansco	MI	Flat Head Socket Cap Screw	Class 10.9	Plain	M8-1.25 x 18	M8-1.25x18 flat hd soc cap scr cl10.9 pln w/nylon patch din 7991	1800	Contact_Supplier
BHAM	AL	Flat Head Socket Cap Screw	Class 10.9	Plain	M4-0.70 x 18	M4-.7x18 flat soc c/s 10.9 din 7991	1821	Contact_Supplier
Cal Fastenrs	CA	Flat Head Socket Cap Screw	316, 317, A4 Stainless	Plain	M4-0.70 x 18	flat soc c/s 316 s/s din 7991 din 7991	100	Contact_Supplier
Cal Fastenrs	CA	Flat Head Socket Cap Screw	Class 10.9	Black Oxide	M3-0.50 x 18	flat soc c/s -blk ox & w din 7991 din 7991	950	Contact_Supplier
Irwin Ind	Ont	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M4 x 18	m4 x 18 din 7991 fh soc cap stainless steel	315	Contact_Supplier
Irwin Ind	Ont	Flat Head Socket Cap Screw	Class 12.9	Zinc/Clear	M8-1.25 x 18	M8(1.25)x18 flat socket capscrew cl12.9 alloy steel zinc plated with vc3 patch din 7991	1600	Contact_Supplier
ASMC	IL	Flat Head Socket Cap Screw	Class 12.9	Plain	M6-1.00 x 18	(ft) coarse cl12.9 socket flat hd c/s din 7991	175	Contact_Supplier
ASMC	IL	Flat Head Socket Cap Screw	Class 12.9	Plain	M8-1.25 x 18	(ft) coarse cl12.9 socket flat hd c/s din 7991	1,025	Contact_Supplier
ASMC	IL	Flat Head Socket Cap Screw	Class 12.9	Plain	M3-0.50 x 18	(ft) coarse cl12.9 socket flat hd c/s din 7991	2,400	Contact_Supplier
Endries	WI	Flat Head Socket Cap Screw	Class 12.9	Plain	M8 x 18	M8x18 class 12.9 flat socket head cap screw plain din 7991	2700	Contact_Supplier
Mansco	MI	Flat Head Socket Cap Screw	Class 10.9	Plain	M8-1.25 x 18	M8-1.25x18 flat hd soc cap scr cl10.9 pln din 7991	4223	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	Class 10.9	Black Oxide	M3 x 18	m3 x 18 din 7991-10.9 blk flat hd socket screws	stock	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	Class 10.9	Black Oxide	M4 x 18	m4 x 18 din 7991-10.9 blk flat hd socket screws	3,700	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	Class 10.9	Black Oxide	M5 x 18	m5 x 18 din 7991-10.9 blk flat hd socket screws	1,490	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	Class 10.9	Black Oxide	M6 x 18	m6 x 18 din 7991-10.9 blk flat hd socket screws	35,975	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	Class 10.9	Black Oxide	M8 x 18	m8 x 18 din 7991-10.9 blk flat hd socket screws	10,630	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	Class 10.9	Zinc/Clear	M8 x 18	m8 x 18 din 7991-10.9 zn flat hd socket screws	27,950	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M6 x 18	m6 x 18 din 7991-s.s a2-70 flat hd socket screws	6,964	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M8 x 18	m8 x 18 din 7991-s.s a2-70 flat hd socket screws	8,300	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	316, 317, A4 Stainless	Plain	M5 x 18	m5 x 18 din 7991-s.s a4-70 flat hd socket screws	stock	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	316, 317, A4 Stainless	Plain	M6 x 18	m6 x 18 din 7991-s.s a4-70 flat hd socket screws	stock	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	316, 317, A4 Stainless	Plain	M8 x 18	m8 x 18 din 7991-s.s a4-70 flat hd socket screws	stock	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M4 x 18	m4 x 18 din 7991-s.s a2-70 flat hd socket screws	4,900	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M5 x 18	m5 x 18 din 7991-s.s a2-70 flat hd socket screws	4,250	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	Class 10.9	Zinc/Clear	M6 x 18	m6 x 18 din 7991-cl 10.9 zn flat hd socket screws	31,870	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	Class 10.9	Zinc/Clear	M5 x 18	m5 x 18 din 7991-cl 10.9 zn flat hd socket screws	stock	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M6 x 18	m6 x 18 din 7991-tp30-s.s a2-70 tamperproof 6-lobe flat hd screws	stock	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M5 x 18	m5 x 18 din 7991-tp25-s.s a2-70 tamperproof 6-lobe flat hd screws	stock	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M4 x 18	m4 x 18 din 7991-tp20-s.s a2-70 tamperproof 6-lobe flat hd screws	stock	Contact_Supplier
Alma Bolt	MI	Flat Head Socket Cap Screw	Steel	Plain	M6-1.00 x 18	m6 x 1.0 x 18 din 7991 flat head socket cap screw	900	Contact_Supplier
Alma Bolt	MI	Flat Head Socket Cap Screw	Steel	Plain	M8-1.25 x 18	m8 x 1.25 x 18 din 7991 flat head socket cap screw	648	Contact_Supplier
METRO IND	OH	Flat Head Socket Cap Screw	Class 10.9	Plain	M3 x 18	flat skt c/s din 7991	11932	Contact_Supplier
METRO IND	OH	Flat Head Socket Cap Screw	Class 10.9	Plain	M4 x 18	flat skt c/s din 7991	7481	Contact_Supplier
METRO IND	OH	Flat Head Socket Cap Screw	Class 10.9	Plain	M8 x 18	m8 x 18 flat skt c/s din 7991 10.9	2788	Contact_Supplier
METRO IND	OH	Flat Head Socket Cap Screw	Class 10.9	Zinc/Clear	M5 x 18	flat skt c/s din 7991	60	Contact_Supplier
METRO IND	OH	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M4 x 18	flat skt c/s s/s din 7991	500	Contact_Supplier
METRO IND	OH	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M5 x 18	flat skt c/s s/s din 7991	498	Contact_Supplier
METRO IND	OH	Flat Head Socket Cap Screw	Class 10.9	Plain	M10 x 18	flat skt c/s din 7991	425	Contact_Supplier
METRO IND	OH	Flat Head Socket Cap Screw	Class 10.9	Plain	M5 x 18	flat skt c/s din 7991	2744	Contact_Supplier
METRO IND	OH	Flat Head Socket Cap Screw	Class 10.9	Plain	M6 x 18	flat skt c/s din 7991	1350	Contact_Supplier
METRO IND	OH	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M6 x 18	flat skt c/s s/s din 7991	190	Contact_Supplier
Infasco D	GA	Flat Head Socket Cap Screw	Class 10.9	Plain	M4 x 18	m4 x 18mm hex flat skt cntk c-10.9 m/c n p din 7991	4000	Contact_Supplier
Global	CA	Flat Head Socket Cap Screw	Class 10.9	Black Oxide	M3-0.50 x 18	M3.0-.5x18 flat soc cap screw class 10.9 black din 7991	3	Contact_Supplier
Empire	WA	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M6-1.00 x 18	M6 (1.0)x18 flat soc c/s a2 din 7991	101	Contact_Supplier
MTP	CA	Flat Head Socket Cap Screw	Class 10.9	Zinc/Clear	M3 x 18	M3x18 10.9 zn flat hd socket screws din 7991-cl	stock	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	Class 10.9	Plain	M3 x 18	m3 x 18 flat socket head din 7991 class 10.9 plain	1419	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	Class 10.9	Plain	M4 x 18	m4 x 18 flat socket head din 7991 class 10.9 plain	100	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	Class 10.9	Plain	M8 x 18	m8 x 18 flat socket head din 7991 class 10.9 plain	47	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M5 x 18	m5 x 18 flat socket head din 7991 a2 s/s plain	873	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M6 x 18	m6 x 18 flat socket head din 7991 a2 s/s plain	931	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	Class 10.9	Plain	M10 x 18	m10x18 flat socket head din 7991 class 10.9	inquire	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	Class 10.9	Zinc/Clear	M3 x 18	m3x18 flat socket hea 10.9 zinc plate din 7991	inquire	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	Class 10.9	Plain	M5 x 18	m5x18 flat socket hea 10.9 left hand din 7991	inquire	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	Class 10.9	Plain	M10-1.00 x 18	m10x1x18 flat socket hea 10.9 plain din 7991	inquire	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M10 x 18	m10x18 flat socket hea a2 din 7991	566	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	316, 317, A4 Stainless	Plain	M5 x 18	m5x18 flat socket hea a4 din 7991	inquire	Contact_Supplier
MMCC	IL	Flat Head Socket Cap Screw	Class 10.9	Plain	M8 x 18	m8x18 flat socket hea 10.9 left hand din 7991	5	Contact_Supplier
QCS	OR	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M5-0.80 x 18	M5-0.8x18 flat soc cap screw a2 stainless din 7991	700	Contact_Supplier
MtrcSpec	CA	Flat Head Socket Cap Screw	Class 10.9	Plain	M3-0.50 x 18	M3-0.5x18 flat hd socket 10.9 din 7991	stock	Contact_Supplier
MtrcSpec	CA	Flat Head Socket Cap Screw	Class 10.9	Plain	M4-0.70 x 18	M4-0.7x18 flat socket 10.9 din 7991	stock	Contact_Supplier
MtrcSpec	CA	Flat Head Socket Cap Screw	Class 10.9	Plain	M5-0.80 x 18	M5-0.8x18 flat hd socket 10.9 din 7991	stock	Contact_Supplier
MtrcSpec	CA	Flat Head Socket Cap Screw	Class 10.9	Plain	M6-1.00 x 18	M6-1.0x18 flat hd socket 10.9 din 7991	stock	Contact_Supplier
MtrcSpec	CA	Flat Head Socket Cap Screw	Class 10.9	Zinc/Clear	M8-1.25 x 18	M8-1.25x18 flat hd socket 10.9 zinc din 7991	stock	Contact_Supplier
MtrcSpec	CA	Flat Head Socket Cap Screw	Class 10.9	Plain	M8-1.25 x 18	M8-1.25x18 flat hd socket 10.9 din 7991	stock	Contact_Supplier
Marine Fasteners	FL	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M5-0.80 x 18	flat socket head cap screw full thread a2 m5-.80x18 din 7991	83671	Contact_Supplier
PENCOM	Ont	Flat Head Socket Cap Screw	Class 10.9	Zinc/Clear	M4 x 18	m4x18mm socket flat cap screw cl10.9 zinc block din 7991	10	Contact_Supplier
Eurolink	SC	Flat Head Socket Cap Screw	Class 10.9	Plain	M10 x 18	M10x18 10.9 plain finish countersunk socket head cap screw din 7991	81	Contact_Supplier
Eurolink	SC	Flat Head Socket Cap Screw	316, 317, A4 Stainless	Plain	M8 x 18	m8 x 18 din 7991 a4 stainless steel countersunk socket head cap screw countersunk socket head cap screw	inquire	Contact_Supplier
BHAM	AL	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M3-0.50 x 18	flat soc cap a2 s/s din 7991	355	Contact_Supplier
MSTC	MA	Flat Head Socket Cap Screw	Class 10.9	Plain	M10 x 18	m10 x 18 din 7991 flat hd soc cap scr 10.9	29	Contact_Supplier
MSTC	MA	Flat Head Socket Cap Screw	Class 10.9	Plain	M3 x 18	m3 x 18 din 7991 flat hd soc cap scr 10.9	50	Contact_Supplier
MSTC	MA	Flat Head Socket Cap Screw	Class 10.9	Plain	M5 x 18	m5 x 18 din 7991 flat hd soc cap scr 10.9	74	Contact_Supplier
MSTC	MA	Flat Head Socket Cap Screw	Class 10.9	Plain	M3 x 18	m3 x 18 din 7991 flat hd soc cap scr 10.9	199	Contact_Supplier
MSTC	MA	Flat Head Socket Cap Screw	300 Stainless (A1,A2, 18-8,304,310 etc.)	Plain	M4 x 18	m4 x 18 din 7991 flat hd soc cap scr a2ss	292	Contact_Supplier
MSTC	MA	Flat Head Socket Cap Screw	Class 10.9	Plain	M8 x 18	m8 x 18 din 7991 flat hd soc cap scr 10.9	796	Contact_Supplier
MSTC	MA	Flat Head Socket Cap Screw	Class 10.9	Plain	M6 x 18	m6 x 18 din 7991 flat hd soc cap scr 10.9	689	Contact_Supplier
MSTC	MA	Flat Head Socket Cap Screw	Class 10.9	Black Oxide	M6 x 18	m6 x 18 din 7991 flat soc cap scr 10.9 blk	350	Contact_Supplier
MSTC	MA	Flat Head Socket Cap Screw	Class 10.9	Electrolytic Zinc Basecoat + Topcoats (Climacoat, Climaseal, etc.)	M5 x 18	m5 x 18 din 7991 flat soc cap scr 10.9 dacro	325	Contact_Supplier
MSTC	MA	Flat Head Socket Cap Screw	Class 10.9	Plain	M8 x 18	m8 x 18 din 7991 flat hd soc cap scr 10.9	70	Contact_Supplier
AIH	AZ	Flat Head Socket Cap Screw	Class 10.9	Zinc/Clear	M6 x 18	10.9 ft zn din 7991	1679	Contact_Supplier
AIH	AZ	Flat Head Socket Cap Screw	Class 10.9	Zinc/Clear	M6 x 18	10.9 ft zn din 7991	1679	Contact_Supplier
ASFCORP	MI	Flat Head Socket Cap Screw	Class 10.9	Black Oxide	M4-0.70 x 18	m4-.7 x 18 flt hd soc cap cl 10.9 din 7991 blk ox pkg	300	Contact_Supplier
Hewes	NY	Flat Head Socket Cap Screw	Steel	Plain	M6-1.00 x 18	flat hd soc din 7991-10.9	346	Contact_Supplier
GUIDON	NJ	Flat Head Socket Cap Screw	Class 10.9	Plain	M3 x 18	flat socket cap screw din 7991	100	Contact_Supplier

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