Yescom 1/2-in to 2-in Multiple Sizes Knockout Punch Set with Ratcheting Wrench VEVOR Hydraulic Knockout Punch Kit 10 Ton 1/2in to 2in Conduit Hole Cutter Set KO Tool Kits with Puncher 6 Piece Metal Sheet Driver Tools For Aluminum Stainless Steel Brass Fiberglass and Plastic VEVOR Allow unlimited driver orientation to simplify access to work area. Punching Thickness Capacity: 1/8 inch (11 ga) Steel Punching Capacity, 1/16 inch Stainless Steel. Punches: Steel, Stainless Steel, Brass, Copper, Aluminum (soft alloys only), Fiberglass, Plastic Knockout Punch Hydraulic Knockout Hole Punch Set 1/2 To 2 Inch Electrical Conduit Hydraulic Knockout Punch Kit This knockout punch kit features a split hydraulic mechanism for simplified operation. The seamless coordination between the drill bit and drive bolt allows you to create uniform holes effortlessly, boosting overall productivity and making it ideal for both experienced users and beginners Products are double-checked before leaving the factory. Punches: Steel, Stainless Steel, Brass, Copper, Aluminum (soft alloys only), Fiberglass, Plastic Develops 66KN of hydraulic force for easy punching,even in 3., 5mm mild steel Allow unlimited driver orientation to simplify access to work area. Milwaukee Tool M18 18V Lithium-Ion Cordless Force Logic 6T Knockout Tool 1/2 inch to 2 inc... | The Home Depot Canada If there is any quality problem, you can contact us.