Lightweight aluminum handles with inlaid steel blades. 1/3 the weight of steel type snips. Aluminum handles have reinforcing ribs for increased strength. Steel blades are electronically heat-treated and tempered for continuous use. Precision ground cutting edges. Blades are resharpenable. Cutting Capacity: Vinyl .055, Aluminum .035, Copper .023, Stainless Steel 26 Ga. = .028, Galvanized Steel 24 ga. = .028, Mild Steel 24 ga = .024.