The Freund Pipe Expander is a simple, field-ready tool designed for quick expansion of copper and zinc downspouts. Available in three standard sizes—76mm (3″), 80mm (3.1″), and 100mm (4″)—it’s compatible with both a power drill and hand wrench. Built to handle metal thicknesses up to 1.0mm (.040″), this tool makes creating sliding sleeves fast and efficient. Features: One-Person Operation: Expands pipes easily using just a cordless drill—no team required. Automatic Feed & Return: Patented mechanism handles the work for you. Heavy-Duty Build: Made from hardened, burnished special steel for long service life. Compatible Materials: Works with aluminum, copper, zinc, and stainless steel. Precise Fit: Available in 3 sizes for common pipe diameters (76mm, 80mm, 100mm). Low Maintenance: Gear-free design means fewer moving parts to break or maintain. Flexible Use: Aligns elbows, creates sliding sleeves, and expands downpipes all in one. Ideal For: Gutter and rainwater system installers, Metal roofing contractors, HVAC professionals working with round ductwork, On-site forming work, especially for hard-to-reach areas
