Crescent Flex Duct Cutter CTFDUCTC 17.5 Inch Dual Edge Blade Integrated Wire Cutter Safety Sheath HVAC Insulation Wire Ribbing Sheet Metal Snips Tool Jack Hammers and threaded fittings without rounding and threaded fittings without rounding hex corners 360 Degree Continuous Swivel Base: Rotates completely to position heavy workpieces at exact ergonomic angles and locks rigidly via dual heavy duty levers Injection Molded Safety Sheath: Rugged plastic carrying sleeve protects the blade profiles and fastens securely to field service belts for transport The Crescent CTFDUCTC 17 1 2 Inch Flex Duct Cutter delivers an industrial 3 in 1 HVAC solution engineered to simultaneously process flexible duct liners