Flexible 2 12 Inch Hole Sizing: Versatile hole forming tool with precise from 2 to 12 inches, ideal for thin metal panels and various opening dimensions Quick Assembly & Easy Handling: Designed for standard 1 / 4 inch drill attachments allowing fast setup, features clear indicators and ergonomic hold for controlled operations Multi Purpose Applications: Suitable for air duct systems, overhead lighting fixtures, sound structure placement, metal roofing, and sheet metal fabrication, perfect for both work projects and home tasks Robust Steel Construction: Built with reinforced, long wearing steel for consistent forming, resists oxidation and retains efficiency through extended use accuracy Metal Panel Former: Engineered for thin sheets, rust resistant steel, and coated panels, delivers clean circular openings with uniform outcomes every time, Manufacturer: ERRORY