Make firewood stacks in seconds" tells me a lot about advertising.Maybe the guy in the video has most powerful kung fu as he tosses the tool.My old mum here in the qeer old corrupt uk 🇬🇧 still splits firewood rounds with her granddas old splitting axe..she's 89 yrs old and the axe is over 150 yrs old..Winter is her favourite time and she says wood splitting on a frozen snowy winters day keeps her alive