Hexagon Socket Head Shoulder Screw

ISO 7379 (Current)

Material: Alloy Steel, Stainless Steel
Property Class: 12.9, A2-70
Finish: Blackened, Plain
Size range: M5–M20

Select sizes and quantities — 93 confirmed sizes to ISO 7379

Material

Grade

Alloy SteelStainless Steel

Finish

Find a size

dNominal Diameter (mm)	lLength (mm)	PThread Pitch (mm)	dsShoulder Diameter (mm)	dsShoulder Diameter (min) (mm)	dsShoulder Diameter (max) (mm)	MOQ
M5	80	0.8	6.5	6.451	6.487	500
M6	35	1	8	7.951	7.987	500
M6	45	1	8	7.951	7.987	500
M6	55	1	8	7.951	7.987	500
M6	65	1	8	7.951	7.987	500
M6	70	1	8	7.951	7.987	500
M6	80	1	8	7.951	7.987	500
M6	90	1	8	7.951	7.987	500
M6	100	1	8	7.951	7.987	500
M8	35	1.25	10	9.951	9.987	300
M8	45	1.25	10	9.951	9.987	300
M8	55	1.25	10	9.951	9.987	300
M8	65	1.25	10	9.951	9.987	300
M10	16	1.5	13	12.941	12.984	300
M10	20	1.5	13	12.941	12.984	300
M10	25	1.5	13	12.941	12.984	300

Showing 16 of 93 sizes

M5 × 80 × 0.8 × 6.5 × 6.451 × 6.487 × 9.75 × 9.78 × 10 × 4.32 × 4.5 × 3 × 2.4 × 9.25

dNominal Diameter (mm)M5

lLength (mm)80

PThread Pitch (mm)0.8

dsShoulder Diameter (mm)6.5

dsShoulder Diameter (min) (mm)6.451

dsShoulder Diameter (max) (mm)6.487

MOQ500

M6 × 35 × 1 × 8 × 7.951 × 7.987 × 11.25 × 12.73 × 13 × 5.32 × 5.5 × 4 × 3.3

dNominal Diameter (mm)M6

lLength (mm)35

PThread Pitch (mm)1

dsShoulder Diameter (mm)8

dsShoulder Diameter (min) (mm)7.951

dsShoulder Diameter (max) (mm)7.987

MOQ500

M6 × 45 × 1 × 8 × 7.951 × 7.987 × 11.25 × 12.73 × 13 × 5.32 × 5.5 × 4 × 3.3

dNominal Diameter (mm)M6

lLength (mm)45

PThread Pitch (mm)1

dsShoulder Diameter (mm)8

dsShoulder Diameter (min) (mm)7.951

dsShoulder Diameter (max) (mm)7.987

MOQ500

M6 × 55 × 1 × 8 × 7.951 × 7.987 × 11.25 × 12.73 × 13 × 5.32 × 5.5 × 4 × 3.3

dNominal Diameter (mm)M6

lLength (mm)55

PThread Pitch (mm)1

dsShoulder Diameter (mm)8

dsShoulder Diameter (min) (mm)7.951

dsShoulder Diameter (max) (mm)7.987

MOQ500

M6 × 65 × 1 × 8 × 7.951 × 7.987 × 11.25 × 12.73 × 13 × 5.32 × 5.5 × 4 × 3.3

dNominal Diameter (mm)M6

lLength (mm)65

PThread Pitch (mm)1

dsShoulder Diameter (mm)8

dsShoulder Diameter (min) (mm)7.951

dsShoulder Diameter (max) (mm)7.987

MOQ500

M6 × 70 × 1 × 8 × 7.951 × 7.987 × 11.25 × 12.73 × 13 × 5.32 × 5.5 × 4 × 3.3

dNominal Diameter (mm)M6

lLength (mm)70

PThread Pitch (mm)1

dsShoulder Diameter (mm)8

dsShoulder Diameter (min) (mm)7.951

dsShoulder Diameter (max) (mm)7.987

MOQ500

M6 × 80 × 1 × 8 × 7.951 × 7.987 × 11.25 × 12.73 × 13 × 5.32 × 5.5 × 4 × 3.3

dNominal Diameter (mm)M6

lLength (mm)80

PThread Pitch (mm)1

dsShoulder Diameter (mm)8

dsShoulder Diameter (min) (mm)7.951

dsShoulder Diameter (max) (mm)7.987

MOQ500

M6 × 90 × 1 × 8 × 7.951 × 7.987 × 11.25 × 12.73 × 13 × 5.32 × 5.5 × 4 × 3.3

dNominal Diameter (mm)M6

lLength (mm)90

PThread Pitch (mm)1

dsShoulder Diameter (mm)8

dsShoulder Diameter (min) (mm)7.951

dsShoulder Diameter (max) (mm)7.987

MOQ500

M6 × 100 × 1 × 8 × 7.951 × 7.987 × 11.25 × 12.73 × 13 × 5.32 × 5.5 × 4 × 3.3

dNominal Diameter (mm)M6

lLength (mm)100

PThread Pitch (mm)1

dsShoulder Diameter (mm)8

dsShoulder Diameter (min) (mm)7.951

dsShoulder Diameter (max) (mm)7.987

MOQ500

M8 × 35 × 1.25 × 10 × 9.951 × 9.987 × 13.25 × 15.73 × 16 × 6.78 × 7 × 5 × 4.2

dNominal Diameter (mm)M8

lLength (mm)35

PThread Pitch (mm)1.25

dsShoulder Diameter (mm)10

dsShoulder Diameter (min) (mm)9.951

dsShoulder Diameter (max) (mm)9.987

MOQ300

M8 × 45 × 1.25 × 10 × 9.951 × 9.987 × 13.25 × 15.73 × 16 × 6.78 × 7 × 5 × 4.2

dNominal Diameter (mm)M8

lLength (mm)45

PThread Pitch (mm)1.25

dsShoulder Diameter (mm)10

dsShoulder Diameter (min) (mm)9.951

dsShoulder Diameter (max) (mm)9.987

MOQ300

M8 × 55 × 1.25 × 10 × 9.951 × 9.987 × 13.25 × 15.73 × 16 × 6.78 × 7 × 5 × 4.2

dNominal Diameter (mm)M8

lLength (mm)55

PThread Pitch (mm)1.25

dsShoulder Diameter (mm)10

dsShoulder Diameter (min) (mm)9.951

dsShoulder Diameter (max) (mm)9.987

MOQ300

M8 × 65 × 1.25 × 10 × 9.951 × 9.987 × 13.25 × 15.73 × 16 × 6.78 × 7 × 5 × 4.2

dNominal Diameter (mm)M8

lLength (mm)65

PThread Pitch (mm)1.25

dsShoulder Diameter (mm)10

dsShoulder Diameter (min) (mm)9.951

dsShoulder Diameter (max) (mm)9.987

MOQ300

M10 × 16 × 1.5 × 13 × 12.941 × 12.984 × 16.4 × 17.73 × 18 × 8.78 × 9 × 6 × 4.9 × 15.6

dNominal Diameter (mm)M10

lLength (mm)16

PThread Pitch (mm)1.5

dsShoulder Diameter (mm)13

dsShoulder Diameter (min) (mm)12.941

dsShoulder Diameter (max) (mm)12.984

MOQ300

M10 × 20 × 1.5 × 13 × 12.941 × 12.984 × 16.4 × 17.73 × 18 × 8.78 × 9 × 6 × 4.9 × 15.6

dNominal Diameter (mm)M10

lLength (mm)20

PThread Pitch (mm)1.5

dsShoulder Diameter (mm)13

dsShoulder Diameter (min) (mm)12.941

dsShoulder Diameter (max) (mm)12.984

MOQ300

M10 × 25 × 1.5 × 13 × 12.941 × 12.984 × 16.4 × 17.73 × 18 × 8.78 × 9 × 6 × 4.9 × 15.6

dNominal Diameter (mm)M10

lLength (mm)25

PThread Pitch (mm)1.5

dsShoulder Diameter (mm)13

dsShoulder Diameter (min) (mm)12.941

dsShoulder Diameter (max) (mm)12.984

MOQ300

Product details

Description: Hexagon Socket Head Shoulder Screw ISO 7379 is supplied to the execution standard shown above in sizes M5–M20. Confirmed supply covers Carbon Steel, class 12.9, Blackened and Plain finish. Every combination in the specification table below is a combination we actually supply — the table is the authoritative list, not a catalogue extract. To receive a quotation, send the size, quantity, finish and any document requirement; mixed sizes in one order are welcome.
Features: Cylindrical head with hexagon socket drive · Precision-ground shoulder for accurate alignment · Threaded portion with metric coarse pitch · Available in M5 to M20 diameters
Applications: General machinery assembly, Equipment mounting, Maintenance and repair work

Order assurance

Confirmed for the quoted product and order.

Reports & inspection

Agreed in the quotation.

EN 10204 3.1 material certificate
Dimensional inspection report
Certificate of conformity
Mechanical test report
Chemical analysis report
Coating inspection report
Batch and lot traceability

Packaging & delivery

Options we supply.

Bulk carton packing
Small boxes with outer cartons
Palletized shipment
Fumigation-free pallets
Inner poly bags
Buyer branding and labels

Product questions

What sizes of Hexagon Socket Head Shoulder Screw do you supply?

Execution standard: ISO 7379. The confirmed specification table covers M5–M20 diameters and 10–100 lengths. Use the specification table to select the exact variant required for quotation.

Which materials, grades and finishes can I order?

Material: Alloy Steel, Stainless Steel; Property class: 12.9, A2-70; Finish: Blackened, Plain. Availability should be confirmed against the selected specification and order quantity.

Where are these bolts typically used?

Typical applications include General machinery assembly, Equipment mounting, Maintenance and repair work. Final suitability depends on the selected material, grade, finish and operating conditions.