Are knuckle dusters legal to own?

Laws vary by country and region. In many jurisdictions, owning knuckle dusters for collection or display purposes is legal, but carrying them in public may be restricted. Always check your local laws before purchase.

What materials are your self-defense tools made from?

Our products are crafted from premium steel, brass, zinc-aluminum alloy, and aircraft-grade aluminum — chosen for durability, corrosion resistance, and real-world reliability.

Do you ship to my country?

Yes! We offer fast discreet delivery across the EU and US. All orders are shipped in plain packaging with no product descriptions visible on the exterior.

What is your return policy?

Due to the nature of self-defense products, we accept returns only for defective or damaged items within 14 days of delivery. Please contact our support team for assistance.

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Heavy-Duty Steel Window Shatter Hammer

£103.50

~~£170.10~~ £103.50

Save:£66.60 Sold out

Style No.1(Half-wrap handle) No.2(Full-wrap handle)

Quantity

Material: The handle is made of carbon structural steel, and the hammer head is made of high-carbon steel.
Handle width: 21mm (solid)
Hammer head diameter: 58mm (solid)
Hammer head height: 27mm
Overall length: about 400mm
Weight: about 1250g

When safety matters, reach for something that won't let you down. This Solid Carbon Steel Glass-Breaker Defense Hammer is built entirely from steel—a carbon structural steel handle paired with a high-carbon steel head.

At 400mm long and 1250g, it carries real weight behind every swing, while the 58mm solid head focuses that force into a tight point that punches through glass fast. The 21mm handle gives you a confident, slip-resistant grip when it counts.

Keep one in your car for emergency escapes, by your door for home protection, or pack it for camping and outdoor work. Simple, solid, and seriously tough—this is the hammer you'll be glad to have.