M8 Coach Screws

Our stainless steel M8 coach screws come in various lengths and are manufactured from A2 stainless steel, perfect for exterior and interior fastening. M8 coach screws (DIN 571) have an 8mm thread diameter and a hex head which is tightened with a 13mm socket or spanner. They feature a self-tapping thread, although a pilot hole is always recommended for maximum grip. Stainless steel M8 coach screws are a commonly used size by DIYers as well as trade professionals.

M8 Coach Screw Dimensions

  • Thread Diameter: 8mm
  • Socket Size: 13mm
  • Head Height: 5.55mm
  • Head Type: Hexagon
  • Specification: DIN 571

8mm Coach Screws in Stainless Steel

Also known as an M8 lag screw or an M8 lag bolt, these screws have a diverse range of uses. They are commonly used with timber, but can also be found connecting heavy timber, metal, or even in masonry projects.

For the next size up, try M10 coach screws. If you're looking for smaller than 8mm, try M6 coach screws.

Alternatively, you can shop our full range stainless steel coach screws here. 

Not what you were looking for? Find M8 coach bolts DIN 603 here. 

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