Weight: 3.60kg(Mg. ), 4.20Kg(Al.) Dimension: 530x140x385mm Load Capacity: 60 pcs for 21 degree nails 100 pcs for 28 degree or 34 degree nails Gauge: 11-1/2 -- 10-1/4 GA Diameter: Φ2.87 - φ3.33 mm (φ0. 113" - φ0.131") Operating air pressure: 70-120PSI Degree: 21degree 28degree 34degree