A variety of heavy surfcasting sinkers made by cutting and shaping a heavy Puka Bomb (shown bottom left).
Heavy Surfcasting Sinkers – Making Extra Heavy Surf Sinkers

Heavy Surfcasting Sinkers – Making a Few Extra Heavy Surfcasting Sinkers for Use in Rough.

sinker moulds
Sinkers – How to make your own lead fishing sinkers – Video

Pouring your own lead fishing sinkers and jigs How to make your own fishing sinkers.