Marketing InformationSafely carry any Malco® flex duct cutting tool, including the FDC1 cutter, FDC2 shear or the FDC3 multi-purpose flex duct tool, with a universal fitting FDSH sheath. This same sheath also comes packaged standard with the DK6S duct knife. Durable nylon sheath construction features a generous 2-3/4 in wide belt loop and secure hook and loop safety strap. A puncture-resistant HDPE (high density polyethylene) insert offers added protection to prevent the blade tip from poking through sheath.