Hydraulic Knockout Hole Puncher can drill different sizes holes on stainless steel, aluminum, steel, plastic, etc; 1/8 (11 gauge) max punching thickness for steel and 1/16 (14 gauge) for stainless steel, good to be used for different drilling projects
[Sturdy Metal Construction]: 5140 steel dies for ensuring high strength, sturdiness and durability, stable construction is suitable for heavy-duty and frequent jobs