"Ideal for trimming, outlining and shearing of various sheet metal. The heavy-duty cutting blades make a clean cut in cold rolled steel up to 20-gauge. Lightweight, durable composite pistol grip for great control. The shear is ideal for body shop, sheet metal shop and machine shop. Case Included No, Cuts Per Minute CPM 2,600, Min. Hose Size in. 3/8, Cutting Capacity Steel gauge 20, Cutting Capacity Aluminum gauge 14, Air Inlet Size in. NPT 1/4, Cutting Capacity Sheet Metal gauge 16, Air Consumption CFM 4. Aluminum head with hardened steel shear blades"