Galoot Image Central Pics from the Porch Home :: Login Album list :: Last uploads :: Last comments :: Most viewed :: Top rated :: My Favorites :: Search Home > User galleries > OldSneelock > My process for chemically sharpening a file My process for chemically sharpening a file TITLE  +   -  FILE NAME  +   -  DATE  +   -  POSITION  +   -  001.JPGDrain cleaner - concentrated sulfuric acid71 viewsGrease --- Food residue Paper ---rinds Hair --- soap Tobacco & everthing else it touches!! BE CAREFUL!!! .OldSneelock 002.JPGSulfuric acid bath62 viewsCheap plastic container with a snap close lid. OldSneelock 003.JPGResult71 viewsThere is a black residue left on the file which I'm told is the carbon left when the iron is disolved from the surface of the steel. OldSneelock 004.JPGThe laboratory - as far away as I can get and down wind62 viewsThe fumes from this stuff will condense and etch the surface of anything it touches. OldSneelock 4 files on 1 page(s) Powered by Coppermine Photo Gallery and JoomBla!