TEMCo 4″ HYDRAULIC KNOCKOUT PUNCH Electrical Conduit Hole Cutter Set KO Tool Kit
TEMCo ID: TH0037. Type: Hydraulic Knockout Punch. Punch Dies Included (Conduit Fitting Size): ½”, ¾”, 1″, 1 ¼”, 1 ½”, 2″, 2 ½”, 3″, 3 ½”, 4″. “I have always been delighted with the service from TEMCo.”.