RS PRO Plain Button Stainless Steel Tamper Proof Security Screw x 20 mm

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Subtotal (1 bag of 100 units)*

£20.67

(exc. VAT)

£24.80

(inc. VAT)

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In Stock
  • 104 unit(s) ready to ship
  • Plus 38 unit(s) shipping from 09 March 2026
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Bag(s)
Per Bag
Per unit*
1 - 4£20.67£0.207
5 - 9£19.66£0.197
10 - 29£18.61£0.186
30 +£17.35£0.174

*price indicative

RS Stock No.:
621-2669
Distrelec Article No.:
304-17-647
Brand:
RS PRO
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Brand

RS PRO

Product Type

Tamper Proof Security Screw

Length

20mm

Head Shape

Button

Drive Type

Pin Hex Recess

Material

Stainless Steel

Finish

Plain

Standards/Approvals

RoHS

RS PRO Plain Button Stainless Steel Tamper Proof Security Screw, M4 x 20 mm


Want a strong threaded fastener that securely connects objects or attaches them to surfaces and walls? This RS PRO security screw includes a pin that's the only tool that can unscrew and screw it. This allows you to safeguard and affix items you want to prevent from being stolen or moved.

The metric thread ensures the screw forms a secure and tight attachment to a surface or object. Its A2 stainless steel material means the screw has chromium and nickel in its composition. This increases its longevity and makes it resistant to oxidation and corrosion, as well as organic and inorganic solutions and foodstuffs.

As this product complies with Restriction of Hazardous Substances (RoHS) standards, it contains only minimal levels of harmful materials. You can use this screw for fixtures that are subject to fluctuating temperatures and moist conditions.

Features and Benefits


  • Pin hex recess drive type

  • Plain finish

  • Button head shape

  • Length of 20 mm

  • Stainless steel material

  • A2 304 stainless steel type

  • M4 thread size

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