.25 cal. bullet mold

I saw this on here and wanted to know if anyone have tried these and if so how do they work. I know that RWS just came out with two new .25 cal. pellets because of the hight power guns don’t know much about them . But the mold in .25 sounds quite interesting and with about 1000 lb. of pure lead it would be worth it I pour my 9mm,308 for my other air-guns this would be great. :18 :18 :18 Ill have to make some of this to