description manual knockout punch set the greenlee® punch and die set-1/2-inch-2-inch slug-buster® is an excellent choice when you need holes punched into aluminum, fiberglass, mild steel or plastic. it features a slug-buster punch design, which creates a crease in the slug once the punch enters the die. once the greenlee slug-buster knockout punch kit is finished punching, the slug is divided in half. as a result, it is separated from the die and draw stud. the greenlee slug-buster punch and die set is ideal for contractors who need to create holes in electrical panels and boxes to make room for fittings. it is made from mild steel with up to a 10 gauge capacity to deliver the strength and power that your tasks demand. california proposition 65 warning. features kit includes: slug-buster® punches from 1/2 in. conduit size to 2 in., ratchet and plastic case conduit sizes - hole size is outside diameter of us conduit sizes. i.e 1/2 in. conduit is actuall 7/8 in. diameter. capacity: up to 10 g. mild steel made in usa up to 10 gauge mild steel capacity limited warranty, made in usa specifications acme tools brand name greenlee acme tools part number 34757 assembled weight (lbs) 10 california proposition 65 warning required no color / finish black oxide country of origin united states globaltradeitemnumber (gtin) 00783310347576 internal supplier part # 50347578 internet product code (ipc) 860828583b0 kit yes kit contents kit includes: slug-buster® punches from 1/2 in. conduit size to 2 in., ratchet and plastic case knockout size multiple sizes knockout type manual manufacturer warranty limited warranty material heat treated steel package contents kit includes: slug-buster® punches from 1/2 in. conduit size to 2 in., ratchet and plastic case package depth 16 package height 9.675 package weight 11.19 package weight (lbs) 10.5 ul listed no upc 783310347576