Uploaded May 2021 | Updated September 2026, 3 weeks ago

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Real hand grenade vs. 660 kg / 1450 lbs steel box! Will the box be able to contain the explosion or will it get destroyed in the explosion? We will find out that in this important experiment!
Link to Speweld service websites speweld.fi and to Kemppi's website kemppi.com/en

Don't try this at home!