Features: Precisions engineered aluminum profile drill guide with adjustable clamp ensures accurate single hole punching for 2020/3030/4040 profile, enhanced by corrosions resistant alloy construction. Features rapid locking mechanism for 5 second setup and ergonomic anti slip grip, optimizing efficiency and safety in metalworking and DIYer projects. Designed for professional craftsmen, industrial assemblers, and DIYer enthusiasts requiring aluminum profile punching tools in workshops or construction sites. Ideal for drilling aluminum extrusions in furniture manufacturing, automated machinery assembly, and home renovation projects demanding millimeter levels precisions. Combines versatile compatibility with 20 40mm profile and stainless steel components, delivering professional performances for repetitive punching tasks across various materials. Specifications: Component: Aluminum Alloy Models: A/B Package Includes: 1Set Aluminum Profile Drill Guide note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.