Current Tools Manual Knockout Set for 1-1/2 to 2" 159PM Features Piece Maker punches - designed to splint the slug into two pieces for easy removal from die after punch completion High strength steel punches and dies for long life Convenient storage case Designed to punch a maximum of ten gauge mild steel 1-1/2"; 2" Current Knockout Punch & Die Set for 1-1/2" to 2" 159PM