Features: Flexible 2 12 Inch Hole Sizing: Versatile hole forming tool with precise adjustment from 2 to 12 inches, ideal for thin metal panels and various opening dimensions. Robust Steel Construction: Built with reinforced, long wearing steel for consistent forming, resists oxidation and retains efficiency through extended use. 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. accuracy Metal Panel Former: Engineered for thin sheets, rust resistant steel, and coated panels, delivers clean circular openings with uniform outcomes every time. Specifications: Substance: steel Product size: 18x6.5cm (particulars as shown) Suitable for opening materials: aluminum, wood, stainless steel, PVC, copper, color steel plates, . Package Includes: Hole openerx1 note: Before using the accessory, please check it is compatible. Pay attention to the storage methods.