MPN

RS PRO Bright Zinc Plated Steel Self Drilling Screw M4.2 x 1in Long x 25mm Long

RS Stock No.:: 546-5828
Brand:: RS PRO

RS PRO Bright Zinc Plated Steel Self Drilling Screw M4.2 x 1in Long x 25mm Long

Save 16% when you buy 30 units

Subtotal (1 box of 100 units)*

£7.81

(exc. VAT)

£9.37

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

100 unit(s) ready to ship
Plus 92 unit(s) ready to ship from another location
Plus 105 unit(s) shipping from 03 December 2025

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Box(es)	Per Box	Per unit*
1 - 4	£7.81	£0.078
5 - 9	£7.41	£0.074
10 - 29	£7.02	£0.07
30 +	£6.55	£0.066

*price indicative

RS Stock No.:: 546-5828
Brand:: RS PRO

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	RS PRO
	Length Metric	25mm
	Material	Steel
	Thread Size mm	4.2mm
	Thread Size Metric	M4.2
	Imperial or Metric	Metric
	Standards Met	DIN 7504K
	Length Imperial	1in
	Drive Type	Hex
	Finish	Bright Zinc Plated
	Head Shape	Hex Washer

	Select all
	Brand RS PRO
	Length Metric 25mm
	Material Steel
	Thread Size mm 4.2mm
	Thread Size Metric M4.2
	Imperial or Metric Metric
	Standards Met DIN 7504K
	Length Imperial 1in
	Drive Type Hex
	Finish Bright Zinc Plated
	Head Shape Hex Washer

RS PRO Hex Head Self-Drilling Screw

Introducing the RS PRO Hexagon Head Self-Drilling Screws, a pinnacle in fastening technology by the trusted RS PRO brand. Crafted from zinc-plated and passivated hardened steel, these self-drilling screws redefine efficiency in securing sheet metal up to 5mm thick. The distinctive flange head eliminates the need for a washer, ensuring seamless pressure distribution during application. Thanks to their versatility, these screws are suited to a wide range of applications and environments, making them the perfect addition to any DIY or professional tasks.

Features and Benefits:

These RS PRO Hex Head screws offer enhanced clamping pressure for secure and robust connections across a wide range of applications and environments

Engineered from zinc-plated steel, these screws offer exceptional corrosion protection making them ideal for indoor applications where durability is paramount

Thanks to the integrated flange head, the screw head effectively distributes load, adding stability to any fastening application

Compliant with DIN 7504 standard, these screws adhere to stringent quality and performance standards, ensuring optimum performance and quality

Applications:

Hex head self-drilling screws are purposely designed with a hexagonal head that allows for easy tightening with a screwdriver, drill or ratchets. They are designed to create threads as the screw is driven into the material which eliminates the need for pre-drilling and makes it particularly useful for fastening metal sheets or plastic. Depending on the fastening requirement, these screws are versatile in that there are different variations of materials and sizes, and are often used in construction, woodworking, automotive projects, and much more. The self-tapping design really streamlines the fastening process, making these types of screws popular in a range of professional industries as well as for DIY enthusiasts and hobbyists.

Why RS PRO?

RS PRO is the own brand of RS. The RS PRO Seal of Approval is your assurance of professional quality, a guarantee that every part is rigorously tested, inspected, and audited against demanding standards. Making RS PRO the Smart Choice for our customers.

Note

M4.2 screw requires a 7 mm socket to fit.
M4.8 and M5.5 screw requires a 8 mm socket to fit.

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