🔨 Fold Your Way to Perfection! Folds down for easy storage and transport, perfect for on-the-go professionals. Made from two permanently joined steel halves for unmatched durability. Sight holes for easy depth alignment ensure perfect results every time. Crafted for flawless 3/8" and 1" folds in ductwork. Ideal for joist panning, plenums, register boots, and more. 3/8" & 1" folds 12" folding tool Durable steel design The Malco 12F 12 in. Folding Tool is a professional-grade tool designed for creating precise folds in ductwork. With the ability to form 3/8" and 1" fold depths, this durable tool features permanently joined steel halves and handy sight holes for accurate depth alignment, making it an essential addition to any contractor's toolkit.