GGG-C-330C, FEDERAL SPECIFICATION: CHISELS, TOOLS, BLANKS, CALKING TOOLS AND METAL-FORMING TOOLS, POWER HAMMER (15-MAY-1967) [SUPERSEDED BY A-A-3090 & A-A-3091]

GGG-C-330C, FEDERAL SPECIFICATION: CHISELS, TOOLS, BLANKS, CALKING TOOLS AND METAL-FORMING TOOLS, POWER HAMMER (15-MAY-1967) [SUPERSEDED BY A-A-3090 & A-A-3091]., This specification covers chisels, chisel tool blanks, calking tools, and metal-forming tools used in power operated hammers for cutting, riveting, calking leaks in metal and metal fabricated shapes.