Alloy Steel Metric Socket Head Cap Screws

Alloy steel metric socket head cap screws are precision threaded fasteners featuring a cylindrical head and an internal hex drive for secure fastening in compact mechanical assemblies. Their metric thread sizes make them suitable for internationally standardized equipment, while the internal hex socket allows installation where external wrench clearance is limited. These fasteners are commonly used in industrial machinery, automation equipment, robotics, tooling, fixtures, conveyors, machine tools, maintenance repairs, and OEM manufacturing.

Manufactured from alloy steel, metric socket head cap screws are intended for demanding industrial mechanical applications requiring dependable fastening performance. Their cylindrical socket head provides a compact profile while allowing installation with standard metric hex keys or hex bits. They are frequently specified for precision equipment, production machinery, industrial automation systems, packaging equipment, material handling systems, and general mechanical assemblies.

Proper fastener selection should consider metric thread size, screw length, nominal body diameter, head diameter, head height, hex socket size, mating-thread engagement, installation clearance, and service conditions. Individual product pages provide verified engineering dimensions to assist engineers and purchasing professionals in selecting the appropriate fastener.

Cold Headers supplies alloy steel metric socket head cap screws in a broad range of metric thread sizes and lengths, including standard, uncommon, and difficult-to-source configurations. Our catalog is organized to simplify exact-size sourcing while providing consistent engineering information across every product family.

Why Choose Alloy Steel Metric Socket Head Cap Screws?

Metric thread sizes: Designed for equipment utilizing metric fasteners.
Cylindrical socket head: Compact design for applications with limited installation space.
Internal hex drive: Allows installation using standard metric hex keys or hex bits.
Alloy steel construction: Intended for demanding industrial mechanical applications.
Verified engineering dimensions: Product pages provide metric thread size, screw length, body diameter, head diameter, head height, and hex socket size where available.

Selecting the Correct Metric Socket Head Cap Screw

Begin by confirming the required metric thread size and screw length. Review the body diameter, head diameter, head height, hex socket size, installation clearance, mating-thread engagement, and operating environment before selecting a fastener. Final selection should reflect the mechanical requirements of the completed assembly.

Cold Headers Inc. has supplied specialty industrial socket fasteners since 1962. Our catalog helps engineers, distributors, maintenance professionals, and purchasing teams locate exact metric sizes, uncommon lengths, and difficult-to-find socket head cap screws without unsupported inventory claims.

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.

Item #	Item Name	Diameter	Length	Key Size	Quantity	List Price (per 100 pieces)
SHCS-AS-M M4-0.7 x 8	N/A M4-0.7 x 8 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 8 mm	N/A 3 mm	N/A 100	$7.70
SHCS-AS-M M4-0.7 x 10	N/A M4-0.7 x 10 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 10 mm	N/A 3 mm	N/A 100	$7.75
SHCS-AS-M M4-0.7 x 12	N/A M4-0.7 x 12 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 12 mm	N/A 3 mm	N/A 100	$7.80
SHCS-AS-M M4-0.7 x 16	N/A M4-0.7 x 16 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 16 mm	N/A 3 mm	N/A 100	$8.30
SHCS-AS-M M4-0.7 x 20	N/A M4-0.7 x 20 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 20 mm	N/A 3 mm	N/A 100	$8.60
SHCS-AS-M M4-0.7 x 25	N/A M4-0.7 x 25 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 25 mm	N/A 3 mm	N/A 100	$9.20
SHCS-AS-M M4-0.7 x 30	N/A M4-0.7 x 30 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 30 mm	N/A 3 mm	N/A 100	$10.20
SHCS-AS-M M4-0.7 x 35	N/A M4-0.7 x 35 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 35 mm	N/A 3 mm	N/A 100	$12.20
SHCS-AS-M M4-0.7 x 40	N/A M4-0.7 x 40 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 40 mm	N/A 3 mm	N/A 100	$12.50
SHCS-AS-M M4-0.7 x 45	N/A M4-0.7 x 45 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 45 mm	N/A 3 mm	N/A 100	$13.00
SHCS-AS-M M4-0.7 x 50	N/A M4-0.7 x 50 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 50 mm	N/A 3 mm	N/A 100	$14.00
SHCS-AS-M M4-0.7 x 55	N/A M4-0.7 x 55 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 55 mm	N/A 3 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M4-0.7 x 60	N/A M4-0.7 x 60 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 60 mm	N/A 3 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M4-0.7 x 65	N/A M4-0.7 x 65 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 65 mm	N/A 3 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M4-0.7 x 70	N/A M4-0.7 x 70 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 70 mm	N/A 3 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M4-0.7 x 75	N/A M4-0.7 x 75 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 75 mm	N/A 3 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M4-0.7 x 80	N/A M4-0.7 x 80 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 80 mm	N/A 3 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M4-0.7 x 90	N/A M4-0.7 x 90 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 90 mm	N/A 3 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M4-0.7 x 100	N/A M4-0.7 x 100 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 100 mm	N/A 3 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M4-0.7 x 110	N/A M4-0.7 x 110 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 110 mm	N/A 3 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M4-0.7 x 120	N/A M4-0.7 x 120 Alloy Steel Metric Socket Head Cap Screw	N/A M4-0.7	N/A 120 mm	N/A 3 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M5-0.8 x 5	N/A M5-0.8 x 5 Alloy Steel Metric Socket Head Cap Screw	N/A M5-0.8	N/A 5 mm	N/A 4 mm	N/A 100	Call or Email for Pricing
SHCS-AS-M M5-0.8 x 6	N/A M5-0.8 x 6 Alloy Steel Metric Socket Head Cap Screw	N/A M5-0.8	N/A 6 mm	N/A 4 mm	N/A 100	$7.70
SHCS-AS-M M5-0.8 x 8	N/A M5-0.8 x 8 Alloy Steel Metric Socket Head Cap Screw	N/A M5-0.8	N/A 8 mm	N/A 4 mm	N/A 100	$7.75
SHCS-AS-M M5-0.8 x 10	N/A M5-0.8 x 10 Alloy Steel Metric Socket Head Cap Screw	N/A M5-0.8	N/A 10 mm	N/A 4 mm	N/A 100	$7.80

N/A M4-0.7

N/A 8 mm

N/A 3 mm

N/A 100

$7.70

SHCS-AS-M M4-0.7 x 10

N/A M4-0.7 x 10 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 10 mm

N/A 3 mm

N/A 100

$7.75

SHCS-AS-M M4-0.7 x 12

N/A M4-0.7 x 12 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 12 mm

N/A 3 mm

N/A 100

$7.80

SHCS-AS-M M4-0.7 x 16

N/A M4-0.7 x 16 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 16 mm

N/A 3 mm

N/A 100

$8.30

SHCS-AS-M M4-0.7 x 20

N/A M4-0.7 x 20 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 20 mm

N/A 3 mm

N/A 100

$8.60

SHCS-AS-M M4-0.7 x 25

N/A M4-0.7 x 25 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 25 mm

N/A 3 mm

N/A 100

$9.20

SHCS-AS-M M4-0.7 x 30

N/A M4-0.7 x 30 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 30 mm

N/A 3 mm

N/A 100

$10.20

SHCS-AS-M M4-0.7 x 35

N/A M4-0.7 x 35 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 35 mm

N/A 3 mm

N/A 100

$12.20

SHCS-AS-M M4-0.7 x 40

N/A M4-0.7 x 40 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 40 mm

N/A 3 mm

N/A 100

$12.50

SHCS-AS-M M4-0.7 x 45

N/A M4-0.7 x 45 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 45 mm

N/A 3 mm

N/A 100

$13.00

SHCS-AS-M M4-0.7 x 50

N/A M4-0.7 x 50 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 50 mm

N/A 3 mm

N/A 100

$14.00

SHCS-AS-M M4-0.7 x 55

N/A M4-0.7 x 55 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 55 mm

N/A 3 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M4-0.7 x 60

N/A M4-0.7 x 60 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 60 mm

N/A 3 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M4-0.7 x 65

N/A M4-0.7 x 65 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 65 mm

N/A 3 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M4-0.7 x 70

N/A M4-0.7 x 70 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 70 mm

N/A 3 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M4-0.7 x 75

N/A M4-0.7 x 75 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 75 mm

N/A 3 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M4-0.7 x 80

N/A M4-0.7 x 80 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 80 mm

N/A 3 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M4-0.7 x 90

N/A M4-0.7 x 90 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 90 mm

N/A 3 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M4-0.7 x 100

N/A M4-0.7 x 100 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 100 mm

N/A 3 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M4-0.7 x 110

N/A M4-0.7 x 110 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 110 mm

N/A 3 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M4-0.7 x 120

N/A M4-0.7 x 120 Alloy Steel Metric Socket Head Cap Screw

N/A M4-0.7

N/A 120 mm

N/A 3 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M5-0.8 x 5

N/A M5-0.8 x 5 Alloy Steel Metric Socket Head Cap Screw

N/A M5-0.8

N/A 5 mm

N/A 4 mm

N/A 100

Call or Email for Pricing

SHCS-AS-M M5-0.8 x 6

N/A M5-0.8 x 6 Alloy Steel Metric Socket Head Cap Screw

N/A M5-0.8

N/A 6 mm

N/A 4 mm

N/A 100

$7.70

SHCS-AS-M M5-0.8 x 8

N/A M5-0.8 x 8 Alloy Steel Metric Socket Head Cap Screw

N/A M5-0.8

N/A 8 mm

N/A 4 mm

N/A 100

$7.75

SHCS-AS-M M5-0.8 x 10

N/A M5-0.8 x 10 Alloy Steel Metric Socket Head Cap Screw

N/A M5-0.8

N/A 10 mm

N/A 4 mm

N/A 100

$7.80