RS PRO Black, Self-Colour Steel Hex Socket Button Screw, ISO 7380, M3 x 8mm

Bulk discount available

Subtotal (1 box of 100 units)*

£13.84

(exc. VAT)

£16.61

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 159 unit(s) ready to ship
  • Plus 96 unit(s) ready to ship from another location
  • Plus 330 unit(s) shipping from 10 December 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Box(es)
Per Box
Per unit*
1 - 4£13.84£0.138
5 - 9£13.16£0.132
10 - 29£12.43£0.124
30 +£11.59£0.116

*price indicative

RS Stock No.:
281-186
Brand:
RS PRO
Find similar products by selecting one or more attributes.
Select all

Brand

RS PRO

Imperial or Metric

Metric

Thread Size

M3

Length

8mm

Head Shape

Hex Socket Button

Material

Steel

Finish

Black, Self-Colour

Thread Type

Metric

Thread Pitch

0.5mm

Standards Met

ISO 7380

COO (Country of Origin):
TW

RS PRO Socket Screws – Metric Button Head Screw


RS PRO hexagon button head screws feature a low profile, rounded, dome-shaped head with a hexagon drive.
These fasteners are ideal when a wider bearing surface is required and their black, self-colour finish ensures an attractive, quality appearance and finish wherever they are used.
Our RS PRO metric thread button head screws are produced in 10.9 grade black, self-colour steel. You tighten or undo them, using an Allen key.

Features and Benefits:
Various thread sizes available, including M3, M4, M5, M6 and M8
Manufactured from steel
Colour: Black
ISO 7380
Grade 10.9

Typical Applications:


Although uses may vary, as standard, these screws are fasteners for industrial equipment or machines which requires parts to be fixed onto a surface or together. The socket will need to be the same metric thread as the screw itself. As an example, some of the types of uses would be:
Fasteners and fixings
Machine tooling and repair
Security guarding
Electronic applications
Automotive industry
Domestic applications

FAQs
What is a socket screw?
Socket screws are defined by their name. They are a type of threaded bolt which screws into the intended socket. There are various thread sizes and lengths and can be used for both industrial and personal purposes. Good quality and reliable RS PRO socket screws ensure the fixing will remain strong and stable, whatever the application.

Note

Requires a Hex key
RS offer a range of hexagon socket button screws in black, self-colour steel. They are available in various thread sizes and lengths. Refer to the Datasheet and Range Overview download file for details.
If black, self-colour steel is not what you are looking for we also offer the hexagon button socket screw in bright zinc plated steel (BZP) finish in both A2 (304) and A4 (316) stainless steel.

Standards

Threaded in accordance with ISO 7380 standard