stakes nails 3ful gear

https://3fultralight.com/product/3f-ul-gear-4-6pcs-16-5cm-titanuim-alloy-tent-pegs-heavy-duty-travel-outdoor-camping-accessories-ultralight-nails-ground-pegs/

hi someone try it ? they are strong for hard ground if i bash them with rock? im thinking to buy them or Easton stakes, Thank