M3 (4mm) x 18mm Knurled Socket Shoulder Screws (ISO 7379) - Black A4 Stainless Steel
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M3 (4mm) x 18mm Knurled Socket Shoulder Screws (ISO 7379) - Black A4 Stainless Steel

SKH-M3-18-A4-BL By AccuScrews
. Order within 22 hours, 53 minutes. Details. Find out when you will get it.
Location Get it by
Australia Friday, December 23, 2016
Canada Friday, December 23, 2016
Europe (EU) Thursday, December 22, 2016
India Friday, December 23, 2016
Rest of World Friday, December 23, 2016
United Kingdom Wednesday, December 21, 2016
United States Thursday, December 22, 2016
United Kingdom (Saturday) Saturday, December 24, 2016

Eligible for 30 day returns. Details.

Key Features


Not available online. Talk to our engineers.

£8.90 / each.
Buy more & save
40 units£7.71 each13% Discount
80 units£7.32 each18% Discount
160 units£7.01 each21% Discount

Manufactured to your order.
Allow 11 working days to dispatch.
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M3 (4mm) x 18mm Knurled Socket Shoulder Screws (ISO 7379) - Black A4 Stainless Steel Technical Specification

M3 (4mm) x 18mm Knurled Socket Shoulder Screws (ISO 7379) - Black A4 Stainless Steel Drawing
FinishChemical Matt Black
Head Diameter (D)6mm
Head Length (H)3mm
Manufacturing StandardISO 7379
MaterialA4 Stainless Steel - Black
Material SpecificationA4-70 Stainless Steel
Metric or Imperial?Metric
Pitch0.5mm
Shoulder Diameter (d)4mm
Shoulder Length (L)18mm
Socket Width (A/F) (J)2mm
Thread Length (E)4.5mm
Thread Size (T)M3 (3mm)
Tolerance - General+/-0.13mm
Tolerance - Shoulder Dia.+00/-0.025mm

Incorrect Specification? Report A Problem.


M3 (4mm) x 18mm Knurled Socket Shoulder Screws (ISO 7379) - Black A4 Stainless Steel Description

The M3 (4mm) x 18mm Knurled Socket Shoulder Screws (ISO 7379) - Black A4 Stainless Steel has the following features:

  • M3 (3mm) Thread Size (T)
  • 3mm Head Length (H)
  • ISO 7379 Manufacturing Standard
  • 4.5mm Thread Length (E)
  • 18mm Shoulder Length (L)
  • A4 Stainless Steel - Black Material
  • A4-70 Stainless Steel Material Specification
  • 0.5mm Pitch
  • 2mm Socket Width (A/F) (J)
  • +00/-0.025mm Tolerance - Shoulder Dia.
  • +/-0.13mm Tolerance - General
  • Chemical Matt Black Finish
  • Metric Metric or Imperial?
  • 6mm Head Diameter (D)
  • 4mm Shoulder Diameter (d)

Other Key Information

Shipping Destinations:Worldwide.
View delivery information.
Weight: 0.00kg.
Product First Available:Sunday, June 28, 2015
Stock Last Updated:05:06 PM
Monday, December 5, 2016
Specification Last Updated:Thursday, February 18, 2016
APC (Accu Product Code):SKH-M3-18-A4-BL
EAN13 (International Article No.):5057195015840
ASIN (Amazon Stock Identification No.):ASIN not defined.

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Product Certifications

Signed Certificate of Conformity
Signed Certificate of Conformity
RoHS Compliant
RoHS Compliant
REACH Compliant
REACH Compliant


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