Greenlee 724

Manual Stud Punch. Actual hole size 1-1/4" (31.7mm). Punch up through 20 gauge (0.9 mm) steel studs in one stroke. Unique patented punch rolls the edge over for smooth installation of armored cable, cable won't hang up. Contoured handle design gives better operator leverage and makes it possible to punch in tight places. Automatically centers holes on standard studs.