RS PRO Plain Steel Hex Socket Countersunk Screw, Hex Socket, M4 x 16 mm

RS PRO 16 mm Hexagon Socket Screw

Whenever you need a fastener for light-duty applications where there is a limitation of space, Hexagon Countersunk, metric threaded Socket Screw is a natural fit.
We are proudly introducing our own branded RS PRO 16 mm Hexagon Screw to sit flush or below the surface of your material. These screws are widely used in many applications where a reliable and robust joint is required. Typically, Countersunk socket screws are used to fasten plates and strips of metal to equipment and machinery as their flat Head allows a flush, balanced finish. Our range of Socket Screws is made of mild steel, and if painted or suitably treated, these Screws can be used outside.
Countersunk Head Socket Cap Screw comes in 10.9-grade Steel and with a black finish, creates a stylish, quality appearance to your small or big project. The threaded bolt screws into the socket and can be tightened or undone using an Allen Key or a Hex Key. They have various tip point types, which include:
<li>Cup Point - concave tip, most commonly used</li>
<li>Flat Point - used for frequent resetting or relocating, cost-effective and straightforward</li>
<li>Cone Point – pointed tip, designed for a more permanent installation, highest holding capability due to the precise contact of the cone point</li>
<li>Half Dog Point – the tip is cylindrical</li>

Features and Benefits

• The Socket Screw is threaded following DIN 7991 Standards, meaning their purpose is to increase the wear resistance of the sockets
• Mild Steel, suitable for light fastening applications
• The Countersunk Head Socket Cap Screw requires a Hex Key / Allen Key
• Black, 16 mm long with the threaded pitch of 0.7 mm and threaded size M4
• Countersunk Head does not stick out, meaning nothing can hit and interfere with the operation of the application
• The Socket Screw has the marking on the Head

Applications

• Although uses may vary, as standard, these Socket 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.
• Typical applications include:
• Machine Tooling
• Security Guarding
• Panel building and general fastening applications
• Internal joinery applications
• Woodworking
• Electric Applications
• Automotive industry
• Medical applications
• Facilities and maintenance applications

Frequently asked questions

• What is a Socket Screw?
• Their name defines socket screws. 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.

Why RS PRO?

• RS PRO is our family brand to go-to and brings you a wide range for high-quality and high-value products to support your project. Trusted by engineers all over the world, every part of every RS PRO product is always rigorously tested against demanding industry standards. We are only giving the RS PRO seal of approval if we are confident of their exceptional quality, which means you can be convinced too.

Notes

If black oxide self-coloured steel is not what you are looking for we also offer Steel Hexagon Countersunk Socket Screws with a BZP finish or alternatively A2 (306) and A4 (316) stainless steel.