HVAC professionals use this folding tool on sheet metal to make hems, pans, end caps, and drive edges. Two folding depths can fold up to 24 gauge steel and 28 gauge stainless steel, with helpful sights for accurate depth alignment. Also available in 18-Inch and 24-Inch lengths. HVAC professionals use this folding tool on sheet metal to make hems, pans, end caps, and drive edges. Two folding depths can fold up to 24 gauge steel and 28 gauge stainless steel, with helpful sights for accurate depth alignment. Also available in 18-Inch and 24-Inch lengths. SKU: 86530 Loading... Availability Loading... Selected quantity should be in between 1 and 99999. - Enter Quantity + Add To Cart