Performance Tool M552DB Air Nibbler Adjustable die guide for left, right or straight cutting Cuts up to 16 gauge and leaves no burrs or bent edges Cuts intricate patterns more precisely than shears Lightweight and durable aluminum housing Use on aluminum, tin, plastic, steel & other metals Specifications: Free speed: 3500 SPM, Air pressure: 90 PSI, Average CFM: 4, Air inlet: 1/4" NPT, Hose size: 3/8" ID, Length: 7.6", Weight: 2.0 lbs