Socket Screws – Product Information

Hexagon socket drive – either a hexagon driving bit or wrench key is used to tighten the screw.

Socket Head Cap Screws

Socket Cap Screws are typically manufactured to Grade 12.9, although 8.8 and 10.9 also available as specified in continental European markets.

  • Metric range from M1.6 to M36 diameter
  • Imperial range from No. 0 to 2″
  • Stainless Steel available – including A2, A4, B8, B8M
  • Lot traceability available
  • Various finishes available

To buy Socket Cap Screws online, visit our Online Shop

socket cap screws

Socket Countersunk (Csk) Head Screws

Socket Countersunk (Csk) Screws are heat treated to give a 12.9 strength grade level, although service load ability in application is equivalent to strength grade 10.9 due to the geometry of the fastener.

The head angle for metric countersunk socket screws is 90 degrees up to & including M20 and 60 degrees over M20. The head angle for Imperial is different – Unified is 80 degrees and British threadforms are 90 degrees.

  • Metric range from M3 to M24 diameter
  • Imperial range from No. 0 to 1.1/4″ diameter
  • Stainless Steel available – including A2, A4, B8, B8M
  • Lot traceability available
  • Various finishes available

To buy Socket Csk Screws online, visit our Online Shop

socket csk screws

Socket Button Head Screws

Socket Button Screws are heat treated to give a 12.9 strength grade level. However, as with Socket Csk screws, service load ability in application is equivalent to strength grade 10.9 due to the geometry of the fastener.

  • Metric range from M2.5 to M30 diameter
  • Imperial range from No. 0 to 3/4″ diameter
  • Stainless Steel available – including A2, A4, B8, B8M
  • Lot traceability available
  • Various finishes available

To buy Socket Button Screws online, visit our Online Shop

socket button screws