The Eastwood Reciprocating Pneumatic Metal Saw Easily Cuts Intricate Shapes And Curves In Aluminum, Sheet Metal, Plastic, Fiberglass, Composites Perfect For Body, Exhaust And Muffler Work Requires Just 3.5 Cfm At 90 Psi Replaceable Blades (6 Included) Help Maintain Cutting Performance Strokes Per Minute: 5000 ; Stroke Length: 5/16 in. [8Mm] ; Air Consumption: 3.25 Cfm [57 Lm] ; Max. Operating Air Pressure: 90 Psi ; Inlet Thread Size: 1/4 in. Fnpt ; Maximum Material Thickness: 1/16 in. [1.5Mm] Reciprocating Pneumatic Metal Saw easily cuts intricate shapes and curves in aluminum, sheet metal, plastic, fiberglass, composites At 5,000 strokes per minute, this pneumatic reciprocating saw aggressively cuts through most metals and other materials up to 1/16" thick. Perfect for body, exhaust and muffler work Requires just 2 cfm at 90 psi Replaceable blades (6 included) help maintain cutting performance