Punching Tool Sets IMPA Code 613056 Used for punching holes in soft brass, copper, and other soft metals. Hold Size: 6-38mm Punching Tool SetIMPA Code 613056Used for punching holes in soft brass, copper, and other soft metals. CodeHole SizeContents6130566-38mm16pcs Punching Dies6.7,8,9,10,11,12,13,16,19,22,25,28,32,35,381pc Punching Table Punching Tool Sets IMPA 613056